#041D29
Closest named color: Rich Black (#0D1B2A). oklch(21.8% 0.039 232.4), rgb(4, 29, 41).
Aa
White text reads best on this color (17.31:1).
About this color
#041D29 is a very dark, muted blue. In OKLCH its lightness is 22%, its chroma 0.039 and its hue 232°. Its hue sits on the cool side of the wheel. The nearest named color is Rich Black (#0D1B2A), ΔE 0.013 away. White text reads best on it, at 17.31:1.
| Hue family | Blues |
| Lightness | very dark (22%) |
| Chroma | muted (0.039) |
| Temperature | cool |
| Nearest name | Rich Black (#0D1B2A) |
| Black text | 1.21:1 |
| White text | 17.31:1 |
Values
| HEX | #041D29 |
| RGB | rgb(4, 29, 41) |
| HSL | hsl(199, 82%, 9%) |
| OKLCH | oklch(21.8% 0.039 232.4) |
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 #041D29 | 17.31:1 | AAA | Lc -106.4 | Preferred for body text |
| Black text on #041D29 | 1.21:1 | Fails | Lc 0.0 | Not readable |
| #041D29 text on white | 17.31:1 | AAA | Lc 104.0 | Preferred for body text |
| #041D29 text on black | 1.21:1 | 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
#F2F6F9
oklch(97.1% 0.006 239.8)
-
Step 100
100
#E2ECF1
oklch(93.7% 0.013 228.9)
-
Step 200
200
#C9DDE7
oklch(88.6% 0.025 229.2)
-
Step 300
300
#A4C6DA
oklch(80.8% 0.046 233.9)
-
Step 400
400
#71A9C7
oklch(70.7% 0.073 232.6)
-
Step 500
500
#4793B9
oklch(63.1% 0.094 232.7)
-
Step 600
600
#227DA5
oklch(55.6% 0.102 232.4)
-
Step 700
700
#12698D
oklch(49% 0.095 232.4)
-
Step 800
800
#145673
oklch(42.8% 0.079 232.5)
-
Step 900
900
#1A475D
oklch(37.7% 0.061 233)
-
Step 950
950 (this color)
#041D29
oklch(21.8% 0.039 232.4)
#041D29 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) | #171D2A | 0.026 |
| Deuteranopia (no green cones) | #121929 | 0.022 |
| Tritanopia (no blue cones) | #002021 | 0.023 |
| Achromatopsia (no color) | #1B1B1B | 0.039 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #041D29
#041D29
oklch(21.8% 0.039 232.4)
- #281508
#281508
oklch(21.9% 0.038 53.9)
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 #041D29, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Black #0D1B2A ΔE 0.013
- Dark #1B2431 ΔE 0.044
- Rich Navy #001219 ΔE 0.050
- Jet #212529 ΔE 0.053
- Oxford Blue #1B263B ΔE 0.056
- Navy Blue #001146 ΔE 0.072
- Almost Black #070D0D ΔE 0.073
- Dark Navy #000435 ΔE 0.088
Use #041D29 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.