#37526A
Closest named color: YInMn Blue (#415A77). oklch(42.7% 0.052 246.2), rgb(55, 82, 106).
Aa
White text reads best on this color (8.14:1).
About this color
#37526A is a dark, muted blue. In OKLCH its lightness is 43%, its chroma 0.052 and its hue 246°. Its hue sits on the cool side of the wheel. The nearest named color is YInMn Blue (#415A77), ΔE 0.033 away. White text reads best on it, at 8.14:1.
| Hue family | Blues |
| Lightness | dark (43%) |
| Chroma | muted (0.052) |
| Temperature | cool |
| Nearest name | YInMn Blue (#415A77) |
| Black text | 2.57:1 |
| White text | 8.14:1 |
Values
| HEX | #37526A |
| RGB | rgb(55, 82, 106) |
| HSL | hsl(208, 32%, 32%) |
| OKLCH | oklch(42.7% 0.052 246.2) |
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 #37526A | 8.14:1 | AAA | Lc -92.8 | Preferred for body text |
| Black text on #37526A | 2.57:1 | Fails | Lc 15.9 | Dividers and decoration only |
| #37526A text on white | 8.14:1 | AAA | Lc 88.1 | Fine for body text |
| #37526A text on black | 2.57:1 | Fails | Lc -14.0 | Not readable |
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 800.
-
Step 50
50
#F3F6F8
oklch(97.1% 0.004 236.5)
-
Step 100
100
#E5EBEF
oklch(93.7% 0.008 236.6)
-
Step 200
200
#D1DAE4
oklch(88.4% 0.017 250.9)
-
Step 300
300
#B1C3D3
oklch(80.9% 0.03 245)
-
Step 400
400
#88A4BE
oklch(70.7% 0.049 246.6)
-
Step 500
500
#6B8EAD
oklch(63.2% 0.061 245.7)
-
Step 600
600
#527799
oklch(55.5% 0.068 247)
-
Step 700
700
#426482
oklch(49% 0.062 246.1)
-
Step 800
800 (this color)
#37526A
oklch(42.7% 0.052 246.2)
-
Step 900
900
#304456
oklch(37.8% 0.04 246.3)
-
Step 950
950
#1C2832
oklch(27% 0.025 244)
#37526A 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) | #48526B | 0.023 |
| Deuteranopia (no green cones) | #424D6A | 0.020 |
| Tritanopia (no blue cones) | #22585A | 0.044 |
| Achromatopsia (no color) | #4F4F4F | 0.052 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #37526A
#37526A
oklch(42.7% 0.052 246.2)
- #634930
#634930
oklch(42.7% 0.052 64.6)
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 #37526A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- YInMn Blue #415A77 ΔE 0.033
- Dark Grey Blue #29465B ΔE 0.047
- Dark Slate Gray #2F4F4F ΔE 0.047
- Dusty Grape #545775 ΔE 0.049
- Light Navy Blue #2E5A88 ΔE 0.050
- Petrol #005F6A ΔE 0.050
- Deep Sea Blue #015482 ΔE 0.051
- Dusk #4E5481 ΔE 0.052
Use #37526A 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.