#254497
Closest named color: Cobalt (#1E488F). oklch(41.4% 0.141 265.2), rgb(37, 68, 151).
Aa
White text reads best on this color (8.92:1).
About this color
#254497 is a dark, vivid blue. In OKLCH its lightness is 41%, its chroma 0.141 and its hue 265°. Its hue sits on the cool side of the wheel. The nearest named color is Cobalt (#1E488F), ΔE 0.018 away. White text reads best on it, at 8.92:1.
| Hue family | Blues |
| Lightness | dark (41%) |
| Chroma | vivid (0.141) |
| Temperature | cool |
| Nearest name | Cobalt (#1E488F) |
| Black text | 2.35:1 |
| White text | 8.92:1 |
Values
| HEX | #254497 |
| RGB | rgb(37, 68, 151) |
| HSL | hsl(224, 61%, 37%) |
| OKLCH | oklch(41.4% 0.141 265.2) |
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 #254497 | 8.92:1 | AAA | Lc -94.5 | Preferred for body text |
| Black text on #254497 | 2.35:1 | Fails | Lc 13.9 | Not readable |
| #254497 text on white | 8.92:1 | AAA | Lc 90.0 | Preferred for body text |
| #254497 text on black | 2.35:1 | Fails | Lc -12.2 | 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
#F2F5FD
oklch(97% 0.011 269.6)
-
Step 100
100
#E2EAFA
oklch(93.6% 0.023 264.5)
-
Step 200
200
#CBD9F8
oklch(88.5% 0.045 266.2)
-
Step 300
300
#A7C0F7
oklch(80.9% 0.083 265.6)
-
Step 400
400
#789EF3
oklch(70.8% 0.132 264.9)
-
Step 500
500
#5783EE
oklch(63.1% 0.168 265.1)
-
Step 600
600
#3E69DD
oklch(55.6% 0.184 265.4)
-
Step 700
700
#3057C0
oklch(49.1% 0.171 265.2)
-
Step 800
800 (this color)
#254497
oklch(41.4% 0.141 265.2)
-
Step 900
900
#243D7B
oklch(37.6% 0.11 265)
-
Step 950
950
#162448
oklch(26.9% 0.07 265.9)
#254497 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) | #014F9A | 0.032 |
| Deuteranopia (no green cones) | #004595 | 0.022 |
| Tritanopia (no blue cones) | #005866 | 0.112 |
| Achromatopsia (no color) | #4A4A4A | 0.141 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #254497
#254497
oklch(41.4% 0.141 265.2)
- #604700
#604700
oklch(41.4% 0.085 85.5)
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 #254497, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cobalt #1E488F ΔE 0.018
- Blueberry #464196 ΔE 0.042
- Sapphire #2138AB ΔE 0.044
- Dusk Blue #26538D ΔE 0.047
- Light Navy #155084 ΔE 0.050
- Dark Slate Blue #483D8B ΔE 0.051
- Twilight Blue #0A437A ΔE 0.054
- Deep Sea Blue #015482 ΔE 0.063
Use #254497 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.