#254254
Closest named color: Charcoal (#264653). oklch(36.5% 0.047 237.2), rgb(37, 66, 84).
Aa
White text reads best on this color (10.57:1).
About this color
#254254 is a dark, muted blue. In OKLCH its lightness is 36%, its chroma 0.047 and its hue 237°. Its hue sits on the cool side of the wheel. The nearest named color is Charcoal (#264653), ΔE 0.014 away. White text reads best on it, at 10.57:1.
| Hue family | Blues |
| Lightness | dark (36%) |
| Chroma | muted (0.047) |
| Temperature | cool |
| Nearest name | Charcoal (#264653) |
| Black text | 1.98:1 |
| White text | 10.57:1 |
Values
| HEX | #254254 |
| RGB | rgb(37, 66, 84) |
| HSL | hsl(203, 39%, 24%) |
| OKLCH | oklch(36.5% 0.047 237.2) |
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 #254254 | 10.57:1 | AAA | Lc -98.4 | Preferred for body text |
| Black text on #254254 | 1.98:1 | Fails | Lc 9.5 | Not readable |
| #254254 text on white | 10.57:1 | AAA | Lc 94.4 | Preferred for body text |
| #254254 text on black | 1.98:1 | Fails | Lc -8.1 | 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 900.
-
Step 50
50
#F3F6F8
oklch(97.1% 0.004 236.5)
-
Step 100
100
#E4EBF0
oklch(93.6% 0.01 238.5)
-
Step 200
200
#CEDBE5
oklch(88.5% 0.02 240.8)
-
Step 300
300
#ACC5D5
oklch(81% 0.035 236)
-
Step 400
400
#80A6C0
oklch(70.6% 0.056 238.5)
-
Step 500
500
#5E90B0
oklch(63% 0.072 237.6)
-
Step 600
600
#437A9B
oklch(55.6% 0.078 236.8)
-
Step 700
700
#356785
oklch(49.2% 0.072 237.1)
-
Step 800
800
#2C546C
oklch(42.7% 0.06 236.8)
-
Step 900
900 (this color)
#254254
oklch(36.5% 0.047 237.2)
-
Step 950
950
#182933
oklch(27.1% 0.029 235.2)
#254254 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) | #3A4255 | 0.029 |
| Deuteranopia (no green cones) | #333D54 | 0.023 |
| Tritanopia (no blue cones) | #0B4748 | 0.037 |
| Achromatopsia (no color) | #3F3F3F | 0.047 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #254254
#254254
oklch(36.5% 0.047 237.2)
- #513825
#513825
oklch(36.4% 0.047 57.9)
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 #254254, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Charcoal #264653 ΔE 0.014
- Dark Grey Blue #29465B ΔE 0.017
- Dark Blue Grey #1F3B4D ΔE 0.026
- Midnight Green #073B4C ΔE 0.039
- Onyx #343A40 ΔE 0.039
- Charcoal Grey #3C4142 ΔE 0.041
- Dark Teal #014D4E ΔE 0.045
- Prussian Blue #1D3557 ΔE 0.047
Use #254254 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.