#0D2E55
Closest named color: Marine (#042E60). oklch(30.1% 0.08 254.9), rgb(13, 46, 85).
Aa
White text reads best on this color (13.64:1).
About this color
#0D2E55 is a dark, moderately saturated blue. In OKLCH its lightness is 30%, its chroma 0.080 and its hue 255°. Its hue sits on the cool side of the wheel. The nearest named color is Marine (#042E60), ΔE 0.020 away. White text reads best on it, at 13.64:1.
| Hue family | Blues |
| Lightness | dark (30%) |
| Chroma | moderately saturated (0.080) |
| Temperature | cool |
| Nearest name | Marine (#042E60) |
| Black text | 1.53:1 |
| White text | 13.64:1 |
Values
| HEX | #0D2E55 |
| RGB | rgb(13, 46, 85) |
| HSL | hsl(213, 73%, 19%) |
| OKLCH | oklch(30.1% 0.08 254.9) |
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 #0D2E55 | 13.64:1 | AAA | Lc -103.0 | Preferred for body text |
| Black text on #0D2E55 | 1.53:1 | Fails | Lc 0.0 | Not readable |
| #0D2E55 text on white | 13.64:1 | AAA | Lc 99.9 | Preferred for body text |
| #0D2E55 text on black | 1.53:1 | 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
#F0F6FE
oklch(97.1% 0.012 255.5)
-
Step 100
100
#DEEBFD
oklch(93.6% 0.028 256.5)
-
Step 200
200
#C2DCFC
oklch(88.6% 0.052 253.7)
-
Step 300
300
#97C4FD
oklch(80.9% 0.094 254.6)
-
Step 400
400
#5AA2FD
oklch(70.6% 0.152 255.3)
-
Step 500
500
#1C88FB
oklch(63.2% 0.194 254.8)
-
Step 600
600
#0071DA
oklch(55.6% 0.182 254.8)
-
Step 700
700
#005FB9
oklch(49.2% 0.161 254.8)
-
Step 800
800
#004D99
oklch(42.7% 0.14 255)
-
Step 900
900
#004081
oklch(37.7% 0.124 254.9)
-
Step 950
950 (this color)
#0D2E55
oklch(30.1% 0.08 254.9)
#0D2E55 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) | #1B3157 | 0.018 |
| Deuteranopia (no green cones) | #0E2B54 | 0.009 |
| Tritanopia (no blue cones) | #00373D | 0.060 |
| Achromatopsia (no color) | #2E2E2E | 0.080 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #0D2E55
#0D2E55
oklch(30.1% 0.08 254.9)
- #402800
#402800
oklch(29.9% 0.063 74.4)
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 #0D2E55, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Marine #042E60 ΔE 0.020
- Prussian Blue #1D3557 ΔE 0.030
- Marine Blue #01386A ΔE 0.044
- Space Cadet #2B2D42 ΔE 0.049
- Midnight Green #073B4C ΔE 0.049
- Oxford Blue #1B263B ΔE 0.050
- Gunmetal #293241 ΔE 0.053
- Dark Blue Grey #1F3B4D ΔE 0.054
Use #0D2E55 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.