#002A4C
Closest named color: Marine (#042E60). oklch(27.9% 0.076 248.7), rgb(0, 42, 76).
Aa
White text reads best on this color (14.62:1).
About this color
#002A4C is a dark, moderately saturated blue. In OKLCH its lightness is 28%, its chroma 0.076 and its hue 249°. Its hue sits on the cool side of the wheel. The nearest named color is Marine (#042E60), ΔE 0.038 away. White text reads best on it, at 14.62:1.
| Hue family | Blues |
| Lightness | dark (28%) |
| Chroma | moderately saturated (0.076) |
| Temperature | cool |
| Nearest name | Marine (#042E60) |
| Black text | 1.43:1 |
| White text | 14.62:1 |
Values
| HEX | #002A4C |
| RGB | rgb(0, 42, 76) |
| HSL | hsl(207, 100%, 15%) |
| OKLCH | oklch(27.9% 0.076 248.7) |
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 #002A4C | 14.62:1 | AAA | Lc -104.0 | Preferred for body text |
| Black text on #002A4C | 1.43:1 | Fails | Lc 0.0 | Not readable |
| #002A4C text on white | 14.62:1 | AAA | Lc 101.1 | Preferred for body text |
| #002A4C text on black | 1.43:1 | 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
#EFF6FD
oklch(97% 0.012 248)
-
Step 100
100
#DDECFB
oklch(93.6% 0.026 248.1)
-
Step 200
200
#C0DDFA
oklch(88.6% 0.051 248.4)
-
Step 300
300
#92C6F9
oklch(80.9% 0.091 248.5)
-
Step 400
400
#4EA6F6
oklch(70.7% 0.145 248.7)
-
Step 500
500
#008DEC
oklch(63.1% 0.173 248.9)
-
Step 600
600
#0077C7
oklch(55.7% 0.152 248.5)
-
Step 700
700
#0064A8
oklch(49.2% 0.133 248.3)
-
Step 800
800
#00518B
oklch(42.6% 0.117 248.8)
-
Step 900
900
#004475
oklch(37.8% 0.103 248.3)
-
Step 950
950 (this color)
#002A4C
oklch(27.9% 0.076 248.7)
#002A4C 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) | #192C4D | 0.025 |
| Deuteranopia (no green cones) | #0B264B | 0.014 |
| Tritanopia (no blue cones) | #003237 | 0.054 |
| Achromatopsia (no color) | #292929 | 0.076 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #002A4C
#002A4C
oklch(27.9% 0.076 248.7)
- #3C2200
#3C2200
oklch(28% 0.061 68.4)
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 #002A4C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Marine #042E60 ΔE 0.038
- Oxford Blue #1B263B ΔE 0.038
- Prussian Blue #1D3557 ΔE 0.051
- Dark #1B2431 ΔE 0.053
- Space Cadet #2B2D42 ΔE 0.055
- Midnight Green #073B4C ΔE 0.059
- Gunmetal #293241 ΔE 0.060
- Marine Blue #01386A ΔE 0.066
Use #002A4C 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.