#4F6C8D
Closest named color: Metallic Blue (#4F738E). oklch(52.2% 0.063 252.2), rgb(79, 108, 141).
Aa
White text reads best on this color (5.43:1).
About this color
#4F6C8D is a medium-dark, muted blue. In OKLCH its lightness is 52%, its chroma 0.063 and its hue 252°. Its hue sits on the cool side of the wheel. The nearest named color is Metallic Blue (#4F738E), ΔE 0.021 away. White text reads best on it, at 5.43:1.
| Hue family | Blues |
| Lightness | medium-dark (52%) |
| Chroma | muted (0.063) |
| Temperature | cool |
| Nearest name | Metallic Blue (#4F738E) |
| Black text | 3.86:1 |
| White text | 5.43:1 |
Values
| HEX | #4F6C8D |
| RGB | rgb(79, 108, 141) |
| HSL | hsl(212, 28%, 43%) |
| OKLCH | oklch(52.2% 0.063 252.2) |
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.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #4F6C8D | 5.43:1 | AA | Lc -82.4 | Fine for body text |
| Black text on #4F6C8D | 3.86:1 | AA large text | Lc 27.0 | Dividers and decoration only |
| #4F6C8D text on white | 5.43:1 | AA | Lc 77.1 | Fine for body text |
| #4F6C8D text on black | 3.86:1 | AA large text | Lc -24.7 | Dividers and decoration only |
Tints and shades
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 700.
-
Step 50
50
#F3F6F8
oklch(97.1% 0.004 236.5)
-
Step 100
100
#E6EAF0
oklch(93.6% 0.009 258.3)
-
Step 200
200
#D1DAE4
oklch(88.4% 0.017 250.9)
-
Step 300
300
#B3C2D4
oklch(80.8% 0.03 253)
-
Step 400
400
#8BA3BF
oklch(70.7% 0.049 252.5)
-
Step 500
500
#6E8CAE
oklch(63% 0.062 251.9)
-
Step 600
600
#56769A
oklch(55.6% 0.067 251.9)
-
Step 700
700 (this color)
#4F6C8D
oklch(52.2% 0.063 252.2)
-
Step 800
800
#3A516B
oklch(42.7% 0.052 252.1)
-
Step 900
900
#324357
oklch(37.7% 0.041 252.9)
-
Step 950
950
#1D2733
oklch(26.9% 0.027 253.3)
#4F6C8D 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.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #5F6D8F | 0.022 |
| Deuteranopia (no green cones) | #58678C | 0.017 |
| Tritanopia (no blue cones) | #387377 | 0.054 |
| Achromatopsia (no color) | #6A6A6A | 0.063 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4F6C8D
#4F6C8D
oklch(52.2% 0.063 252.2)
- #806440
#806440
oklch(52.3% 0.063 72.7)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #4F6C8D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Metallic Blue #4F738E ΔE 0.021
- Dull Blue #49759C ΔE 0.030
- Muted Blue #3B719F ΔE 0.033
- Denim #3B638C ΔE 0.038
- Slate #516572 ΔE 0.043
- Cerulean #457B9D ΔE 0.044
- Flat Blue #3C73A8 ΔE 0.044
- Stormy Blue #507B9C ΔE 0.045
Use #4F6C8D 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.