#04293A
Closest named color: Oxford Blue (#1B263B). oklch(26.5% 0.051 233.4), rgb(4, 41, 58).
Aa
White text reads best on this color (15.17:1).
About this color
#04293A is a dark, muted blue. In OKLCH its lightness is 27%, its chroma 0.051 and its hue 233°. Its hue sits on the cool side of the wheel. The nearest named color is Oxford Blue (#1B263B), ΔE 0.025 away. White text reads best on it, at 15.17:1.
| Hue family | Blues |
| Lightness | dark (27%) |
| Chroma | muted (0.051) |
| Temperature | cool |
| Nearest name | Oxford Blue (#1B263B) |
| Black text | 1.38:1 |
| White text | 15.17:1 |
Values
| HEX | #04293A |
| RGB | rgb(4, 41, 58) |
| HSL | hsl(199, 87%, 12%) |
| OKLCH | oklch(26.5% 0.051 233.4) |
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 #04293A | 15.17:1 | AAA | Lc -104.6 | Preferred for body text |
| Black text on #04293A | 1.38:1 | Fails | Lc 0.0 | Not readable |
| #04293A text on white | 15.17:1 | AAA | Lc 101.8 | Preferred for body text |
| #04293A 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
#F0F6FA
oklch(97% 0.008 236.6)
-
Step 100
100
#DFECF4
oklch(93.6% 0.018 234.5)
-
Step 200
200
#C4DDEC
oklch(88.4% 0.034 234.1)
-
Step 300
300
#9AC8E2
oklch(80.9% 0.061 233.3)
-
Step 400
400
#5EABD3
oklch(70.7% 0.096 233)
-
Step 500
500
#1E95C8
oklch(63.2% 0.123 233.3)
-
Step 600
600
#007DAC
oklch(55.5% 0.116 233.8)
-
Step 700
700
#006991
oklch(49% 0.102 233.6)
-
Step 800
800
#005678
oklch(42.7% 0.089 233.9)
-
Step 900
900
#004864
oklch(37.8% 0.078 232.8)
-
Step 950
950 (this color)
#04293A
oklch(26.5% 0.051 233.4)
#04293A 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) | #21293B | 0.033 |
| Deuteranopia (no green cones) | #19243A | 0.026 |
| Tritanopia (no blue cones) | #002E2F | 0.032 |
| Achromatopsia (no color) | #262626 | 0.051 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #04293A
#04293A
oklch(26.5% 0.051 233.4)
- #381E0B
#381E0B
oklch(26.6% 0.05 54.6)
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 #04293A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Oxford Blue #1B263B ΔE 0.025
- Dark #1B2431 ΔE 0.029
- Jet #212529 ΔE 0.042
- Rich Black #0D1B2A ΔE 0.052
- Space Cadet #2B2D42 ΔE 0.054
- Gunmetal #293241 ΔE 0.058
- Midnight Green #073B4C ΔE 0.065
- Prussian Blue #1D3557 ΔE 0.069
Use #04293A 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.