#37467B
Closest named color: Light Navy (#155084). oklch(40.8% 0.091 270.1), rgb(55, 70, 123).
Aa
White text reads best on this color (9.03:1).
About this color
#37467B is a dark, moderately saturated blue. In OKLCH its lightness is 41%, its chroma 0.091 and its hue 270°. Its hue sits on the cool side of the wheel. The nearest named color is Light Navy (#155084), ΔE 0.040 away. White text reads best on it, at 9.03:1.
| Hue family | Blues |
| Lightness | dark (41%) |
| Chroma | moderately saturated (0.091) |
| Temperature | cool |
| Nearest name | Light Navy (#155084) |
| Black text | 2.32:1 |
| White text | 9.03:1 |
Values
| HEX | #37467B |
| RGB | rgb(55, 70, 123) |
| HSL | hsl(227, 38%, 35%) |
| OKLCH | oklch(40.8% 0.091 270.1) |
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 #37467B | 9.03:1 | AAA | Lc -95.0 | Preferred for body text |
| Black text on #37467B | 2.32:1 | Fails | Lc 13.3 | Not readable |
| #37467B text on white | 9.03:1 | AAA | Lc 90.6 | Preferred for body text |
| #37467B text on black | 2.32:1 | Fails | Lc -11.7 | 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
#F3F5FA
oklch(97% 0.007 268.5)
-
Step 100
100
#E6EAF5
oklch(93.7% 0.015 270)
-
Step 200
200
#D1D9ED
oklch(88.5% 0.029 268.3)
-
Step 300
300
#B3C0E4
oklch(81% 0.053 269.6)
-
Step 400
400
#8C9ED6
oklch(70.6% 0.085 270.4)
-
Step 500
500
#7085CB
oklch(63% 0.109 270.4)
-
Step 600
600
#596EB8
oklch(55.6% 0.118 270.3)
-
Step 700
700
#495C9F
oklch(49.2% 0.11 270.1)
-
Step 800
800 (this color)
#37467B
oklch(40.8% 0.091 270.1)
-
Step 900
900
#333F67
oklch(37.7% 0.07 270.1)
-
Step 950
950
#1E253C
oklch(27% 0.044 270.3)
#37467B 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) | #304C7D | 0.018 |
| Deuteranopia (no green cones) | #28467A | 0.019 |
| Tritanopia (no blue cones) | #16515A | 0.081 |
| Achromatopsia (no color) | #494949 | 0.091 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #37467B
#37467B
oklch(40.8% 0.091 270.1)
- #5B4700
#5B4700
oklch(40.7% 0.083 90.3)
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 #37467B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Navy #155084 ΔE 0.040
- Cobalt #1E488F ΔE 0.041
- Twilight Blue #0A437A ΔE 0.044
- Dusk Blue #26538D ΔE 0.044
- Dark Slate Blue #483D8B ΔE 0.045
- Deep Sea Blue #015482 ΔE 0.051
- Blueberry #464196 ΔE 0.053
- Twilight #4E518B ΔE 0.054
Use #37467B 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.