#254D60
Closest named color: Dark Grey Blue (#29465B). oklch(40% 0.055 230.9), rgb(37, 77, 96).
Aa
White text reads best on this color (9.09:1).
About this color
#254D60 is a dark, muted blue. In OKLCH its lightness is 40%, its chroma 0.055 and its hue 231°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Grey Blue (#29465B), ΔE 0.022 away. White text reads best on it, at 9.09:1.
| Hue family | Blues |
| Lightness | dark (40%) |
| Chroma | muted (0.055) |
| Temperature | cool |
| Nearest name | Dark Grey Blue (#29465B) |
| Black text | 2.30:1 |
| White text | 9.09:1 |
Values
| HEX | #254D60 |
| RGB | rgb(37, 77, 96) |
| HSL | hsl(199, 44%, 26%) |
| OKLCH | oklch(40% 0.055 230.9) |
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 #254D60 | 9.09:1 | AAA | Lc -95.2 | Preferred for body text |
| Black text on #254D60 | 2.30:1 | Fails | Lc 13.2 | Not readable |
| #254D60 text on white | 9.09:1 | AAA | Lc 90.8 | Preferred for body text |
| #254D60 text on black | 2.30:1 | Fails | Lc -11.5 | 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
#F2F6F8
oklch(97.1% 0.005 228.8)
-
Step 100
100
#E2EBF0
oklch(93.5% 0.012 231.7)
-
Step 200
200
#CBDCE6
oklch(88.5% 0.023 233.4)
-
Step 300
300
#A6C6D7
oklch(80.9% 0.042 231.1)
-
Step 400
400
#75A9C3
oklch(70.8% 0.067 230.6)
-
Step 500
500
#4F93B3
oklch(63.1% 0.084 230.5)
-
Step 600
600
#2E7D9F
oklch(55.7% 0.092 230.3)
-
Step 700
700
#206988
oklch(49.1% 0.085 230.7)
-
Step 800
800
#1D566F
oklch(42.8% 0.071 230.8)
-
Step 900
900 (this color)
#254D60
oklch(40% 0.055 230.9)
-
Step 950
950
#132A34
oklch(27.1% 0.034 228.3)
#254D60 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) | #444C61 | 0.039 |
| Deuteranopia (no green cones) | #3B4660 | 0.032 |
| Tritanopia (no blue cones) | #005253 | 0.039 |
| Achromatopsia (no color) | #484848 | 0.055 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #254D60
#254D60
oklch(40% 0.055 230.9)
- #603F2C
#603F2C
oklch(40.1% 0.055 50.5)
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 #254D60, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Grey Blue #29465B ΔE 0.022
- Charcoal #264653 ΔE 0.027
- Dark Slate Gray #2F4F4F ΔE 0.033
- Deep Teal #00555A ΔE 0.036
- Dark Teal #014D4E ΔE 0.041
- Dark Blue Green #005249 ΔE 0.054
- Petrol #005F6A ΔE 0.055
- Charcoal Grey #3C4142 ΔE 0.057
Use #254D60 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.