#4C759D
Closest named color: Dull Blue (#49759C). oklch(54.9% 0.078 248.8), rgb(76, 117, 157).
Aa
White text reads best on this color (4.84:1).
About this color
#4C759D is a medium-dark, moderately saturated blue. In OKLCH its lightness is 55%, its chroma 0.078 and its hue 249°. Its hue sits on the cool side of the wheel. The nearest named color is Dull Blue (#49759C), ΔE 0.004 away. White text reads best on it, at 4.84:1.
| Hue family | Blues |
| Lightness | medium-dark (55%) |
| Chroma | moderately saturated (0.078) |
| Temperature | cool |
| Nearest name | Dull Blue (#49759C) |
| Black text | 4.33:1 |
| White text | 4.84:1 |
Values
| HEX | #4C759D |
| RGB | rgb(76, 117, 157) |
| HSL | hsl(210, 35%, 46%) |
| OKLCH | oklch(54.9% 0.078 248.8) |
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 #4C759D | 4.84:1 | AA | Lc -78.9 | Fine for body text |
| Black text on #4C759D | 4.33:1 | AA large text | Lc 30.6 | Non-text elements, placeholder text |
| #4C759D text on white | 4.84:1 | AA | Lc 73.5 | Content text, not long reading |
| #4C759D text on black | 4.33:1 | AA large text | Lc -28.2 | 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 600.
-
Step 50
50
#F3F6F8
oklch(97.1% 0.004 236.5)
-
Step 100
100
#E5EBF0
oklch(93.7% 0.009 242.8)
-
Step 200
200
#D0DBE6
oklch(88.6% 0.019 248)
-
Step 300
300
#B0C3D7
oklch(80.9% 0.035 249.6)
-
Step 400
400
#86A4C3
oklch(70.7% 0.056 249.5)
-
Step 500
500
#678DB3
oklch(63% 0.072 249)
-
Step 600
600 (this color)
#4C759D
oklch(54.9% 0.078 248.8)
-
Step 700
700
#3F6488
oklch(49.1% 0.072 248.8)
-
Step 800
800
#34526F
oklch(42.8% 0.06 248.6)
-
Step 900
900
#2E4459
oklch(37.8% 0.046 248)
-
Step 950
950
#1B2834
oklch(27.1% 0.029 246.9)
#4C759D 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) | #65769F | 0.032 |
| Deuteranopia (no green cones) | #5A6E9C | 0.024 |
| Tritanopia (no blue cones) | #237E83 | 0.066 |
| Achromatopsia (no color) | #727272 | 0.078 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4C759D
#4C759D
oklch(54.9% 0.078 248.8)
- #8F693D
#8F693D
oklch(55% 0.077 69.1)
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 #4C759D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dull Blue #49759C ΔE 0.004
- Cerulean #457B9D ΔE 0.018
- Stormy Blue #507B9C ΔE 0.019
- Muted Blue #3B719F ΔE 0.023
- Metallic Blue #4F738E ΔE 0.023
- Flat Blue #3C73A8 ΔE 0.025
- French Blue #436BAD ΔE 0.045
- Steel Blue #4682B4 ΔE 0.045
Use #4C759D 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.