#02254F
Closest named color: Marine (#042E60). oklch(26.9% 0.087 255.6), rgb(2, 37, 79).
Aa
White text reads best on this color (15.21:1).
About this color
#02254F is a dark, moderately saturated blue. In OKLCH its lightness is 27%, its chroma 0.087 and its hue 256°. Its hue sits on the cool side of the wheel. The nearest named color is Marine (#042E60), ΔE 0.040 away. White text reads best on it, at 15.21:1.
| Hue family | Blues |
| Lightness | dark (27%) |
| Chroma | moderately saturated (0.087) |
| Temperature | cool |
| Nearest name | Marine (#042E60) |
| Black text | 1.38:1 |
| White text | 15.21:1 |
Values
| HEX | #02254F |
| RGB | rgb(2, 37, 79) |
| HSL | hsl(213, 95%, 16%) |
| OKLCH | oklch(26.9% 0.087 255.6) |
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 #02254F | 15.21:1 | AAA | Lc -104.5 | Preferred for body text |
| Black text on #02254F | 1.38:1 | Fails | Lc 0.0 | Not readable |
| #02254F text on white | 15.21:1 | AAA | Lc 101.7 | Preferred for body text |
| #02254F text on black | 1.38:1 | Fails | Lc 0.0 | 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 950.
-
Step 50
50
#F0F6FF
oklch(97.1% 0.014 258.3)
-
Step 100
100
#DDEBFE
oklch(93.5% 0.03 256)
-
Step 200
200
#C1DCFF
oklch(88.6% 0.056 255)
-
Step 300
300
#97C4FF
oklch(81% 0.097 255.4)
-
Step 400
400
#5AA2FF
oklch(70.7% 0.155 255.7)
-
Step 500
500
#1986FF
oklch(63% 0.202 255.7)
-
Step 600
600
#0070DD
oklch(55.6% 0.187 255.6)
-
Step 700
700
#005EBB
oklch(49.1% 0.165 255.5)
-
Step 800
800
#004C9B
oklch(42.6% 0.144 255.8)
-
Step 900
900
#003F83
oklch(37.6% 0.128 255.9)
-
Step 950
950 (this color)
#02254F
oklch(26.9% 0.087 255.6)
#02254F 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) | #0C2951 | 0.017 |
| Deuteranopia (no green cones) | #00224E | 0.010 |
| Tritanopia (no blue cones) | #002F36 | 0.064 |
| Achromatopsia (no color) | #262626 | 0.087 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #02254F
#02254F
oklch(26.9% 0.087 255.6)
- #362100
#362100
oklch(26.8% 0.057 74.3)
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 #02254F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Marine #042E60 ΔE 0.040
- Oxford Blue #1B263B ΔE 0.045
- Dark #1B2431 ΔE 0.060
- Navy Blue #001146 ΔE 0.062
- Prussian Blue #1D3557 ΔE 0.062
- Space Cadet #2B2D42 ΔE 0.065
- Midnight Blue #191970 ΔE 0.069
- Dark Indigo #1F0954 ΔE 0.071
Use #02254F 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.