#041E3A
Closest named color: Rich Black (#0D1B2A). oklch(23.3% 0.063 252.7), rgb(4, 30, 58).
Aa
White text reads best on this color (16.77:1).
About this color
#041E3A is a very dark, muted blue. In OKLCH its lightness is 23%, its chroma 0.063 and its hue 253°. Its hue sits on the cool side of the wheel. The nearest named color is Rich Black (#0D1B2A), ΔE 0.031 away. White text reads best on it, at 16.77:1.
| Hue family | Blues |
| Lightness | very dark (23%) |
| Chroma | muted (0.063) |
| Temperature | cool |
| Nearest name | Rich Black (#0D1B2A) |
| Black text | 1.25:1 |
| White text | 16.77:1 |
Values
| HEX | #041E3A |
| RGB | rgb(4, 30, 58) |
| HSL | hsl(211, 87%, 12%) |
| OKLCH | oklch(23.3% 0.063 252.7) |
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 #041E3A | 16.77:1 | AAA | Lc -105.9 | Preferred for body text |
| Black text on #041E3A | 1.25:1 | Fails | Lc 0.0 | Not readable |
| #041E3A text on white | 16.77:1 | AAA | Lc 103.5 | Preferred for body text |
| #041E3A text on black | 1.25:1 | 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
#F1F6FC
oklch(97.1% 0.01 252.8)
-
Step 100
100
#E0EBF8
oklch(93.6% 0.021 252.5)
-
Step 200
200
#C6DBF4
oklch(88.4% 0.041 252.8)
-
Step 300
300
#9FC4F0
oklch(80.9% 0.074 253.1)
-
Step 400
400
#68A4E9
oklch(70.7% 0.12 252.9)
-
Step 500
500
#3B8CE2
oklch(63.2% 0.152 252.6)
-
Step 600
600
#0D74D0
oklch(55.7% 0.165 252.6)
-
Step 700
700
#0061B2
oklch(49.2% 0.149 252.5)
-
Step 800
800
#054F92
oklch(42.7% 0.128 252.9)
-
Step 900
900
#124274
oklch(37.6% 0.099 253)
-
Step 950
950 (this color)
#041E3A
oklch(23.3% 0.063 252.7)
#041E3A 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) | #10203B | 0.016 |
| Deuteranopia (no green cones) | #071B39 | 0.010 |
| Tritanopia (no blue cones) | #002529 | 0.047 |
| Achromatopsia (no color) | #1D1D1D | 0.063 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #041E3A
#041E3A
oklch(23.3% 0.063 252.7)
- #2C1900
#2C1900
oklch(23.3% 0.05 71.7)
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 #041E3A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Black #0D1B2A ΔE 0.031
- Oxford Blue #1B263B ΔE 0.042
- Dark #1B2431 ΔE 0.043
- Navy Blue #001146 ΔE 0.048
- Jet #212529 ΔE 0.061
- Night Blue #040348 ΔE 0.075
- Rich Navy #001219 ΔE 0.075
- Dark Indigo #1F0954 ΔE 0.078
Use #041E3A 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.