Metallic Blue #4F738E

Metallic Blue is a medium-dark, muted blue with hex code #4F738E and RGB rgb(79, 115, 142).

Aa

White text reads best on this color (5.02:1).

About this color

#4F738E is a medium-dark, muted blue. In OKLCH its lightness is 54%, its chroma 0.059 and its hue 242°. Its hue sits on the cool side of the wheel. It is the named color Metallic Blue. White text reads best on it, at 5.02:1.

Hue familyBlues
Lightnessmedium-dark (54%)
Chromamuted (0.059)
Temperaturecool
Nearest nameMetallic Blue
Black text4.17:1
White text5.02:1

Colors that go with Metallic Blue

Matches found by rotating Metallic Blue around the OKLCH hue wheel, each labelled with the closest name in our list.

Color palettes with Metallic Blue

Curated color palettes that contain a color within ΔE 0.06 (OKLab) of Metallic Blue, closest first.

Similar named colors

The eight named colors closest to Metallic Blue, with their ΔE distance.

More about Metallic Blue

How to make Metallic Blue

A starting recipe from common paint colors, found with a spectral paint model (the color mixer’s paint mode). Real pigments vary, so mix a small test batch and adjust.

  • 4 parts blue
  • 3 parts white
  • 1 part black

Recipe result: #4B7690, a difference of ΔE 0.008 from Metallic Blue. That is very close: most people will not see the difference.

What colors make blue? | Color mixing chart

Codes for Metallic Blue in every format

HEX#4F738E
RGBrgb(79, 115, 142)
HSLhsl(206, 29%, 43%)
OKLCHoklch(53.9% 0.059 241.6)

Contrast

WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.

PairWCAG 2ResultAPCAAPCA guidance
White text on #4F738E 5.02:1 AA Lc -80.1 Fine for body text
Black text on #4F738E 4.17:1 AA large text Lc 29.4 Dividers and decoration only
#4F738E text on white 5.02:1 AA Lc 74.7 Content text, not long reading
#4F738E text on black 4.17:1 AA large text Lc -27.0 Dividers and decoration only

Shades and tints of Metallic Blue

A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 600.

  1. Step 50

    50

    #F3F6F8

    oklch(97.1% 0.004 236.5)

  2. Step 100

    100

    #E6EBEF

    oklch(93.7% 0.008 241.7)

  3. Step 200

    200

    #D1DBE2

    oklch(88.6% 0.015 238)

  4. Step 300

    300

    #B2C3D1

    oklch(80.9% 0.027 242.8)

  5. Step 400

    400

    #8AA4B9

    oklch(70.6% 0.042 242.7)

  6. Step 500

    500

    #6C8EA8

    oklch(63.1% 0.055 241.6)

  7. Step 600

    600 (this color)

    #4F738E

    oklch(53.9% 0.059 241.6)

  8. Step 700

    700

    #44657D

    oklch(49.1% 0.054 240.8)

  9. Step 800

    800

    #385266

    oklch(42.6% 0.046 242.2)

  10. Step 900

    900

    #314453

    oklch(37.7% 0.035 242.6)

  11. Step 950

    950

    #1D2831

    oklch(27.1% 0.023 243.4)

Export this scale for Tailwind in the Tailwind colors tool

Metallic Blue with color blindness

Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.

VisionSeen asShift (ΔE)
Protanopia (no red cones)#67738F0.031
Deuteranopia (no green cones)#5F6C8E0.027
Tritanopia (no blue cones)#367A7C0.048
Achromatopsia (no color)#6F6F6F0.059

Use Metallic Blue in your product

Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.