#57769C
Closest named color: Stormy Blue (#507B9C). oklch(55.8% 0.069 253.9), rgb(87, 118, 156).
Aa
White text reads best on this color (4.69:1).
About this color
#57769C is a medium-dark, muted blue. In OKLCH its lightness is 56%, its chroma 0.069 and its hue 254°. Its hue sits on the cool side of the wheel. The nearest named color is Stormy Blue (#507B9C), ΔE 0.016 away. White text reads best on it, at 4.69:1.
| Hue family | Blues |
| Lightness | medium-dark (56%) |
| Chroma | muted (0.069) |
| Temperature | cool |
| Nearest name | Stormy Blue (#507B9C) |
| Black text | 4.47:1 |
| White text | 4.69:1 |
Values
| HEX | #57769C |
| RGB | rgb(87, 118, 156) |
| HSL | hsl(213, 28%, 48%) |
| OKLCH | oklch(55.8% 0.069 253.9) |
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 #57769C | 4.69:1 | AA | Lc -78.0 | Fine for body text |
| Black text on #57769C | 4.47:1 | AA large text | Lc 31.6 | Non-text elements, placeholder text |
| #57769C text on white | 4.69:1 | AA | Lc 72.5 | Content text, not long reading |
| #57769C text on black | 4.47:1 | AA large text | Lc -29.2 | 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
#E6EAF0
oklch(93.6% 0.009 258.3)
-
Step 200
200
#D1DAE5
oklch(88.5% 0.018 253.4)
-
Step 300
300
#B3C2D5
oklch(80.9% 0.032 254.3)
-
Step 400
400
#8BA3C0
oklch(70.7% 0.05 253.3)
-
Step 500
500
#6F8CB0
oklch(63.2% 0.064 254.1)
-
Step 600
600 (this color)
#57769C
oklch(55.8% 0.069 253.9)
-
Step 700
700
#476385
oklch(49.2% 0.064 253.8)
-
Step 800
800
#3A516C
oklch(42.8% 0.053 253)
-
Step 900
900
#324358
oklch(37.7% 0.042 254.1)
-
Step 950
950
#1D2733
oklch(26.9% 0.027 253.3)
#57769C 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) | #68789E | 0.024 |
| Deuteranopia (no green cones) | #5F719B | 0.016 |
| Tritanopia (no blue cones) | #3D7E83 | 0.060 |
| Achromatopsia (no color) | #747474 | 0.069 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #57769C
#57769C
oklch(55.8% 0.069 253.9)
- #8C6E44
#8C6E44
oklch(55.8% 0.07 74.9)
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 #57769C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Stormy Blue #507B9C ΔE 0.016
- Dull Blue #49759C ΔE 0.017
- Cerulean #457B9D ΔE 0.022
- Metallic Blue #4F738E ΔE 0.025
- Muted Blue #3B719F ΔE 0.036
- Flat Blue #3C73A8 ΔE 0.036
- Grey Blue #647D8E ΔE 0.038
- Off Blue #5684AE ΔE 0.043
Use #57769C 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.