#041C2C
Closest named color: Rich Black (#0D1B2A). oklch(21.7% 0.044 241), rgb(4, 28, 44).
Aa
White text reads best on this color (17.38:1).
About this color
#041C2C is a very dark, muted blue. In OKLCH its lightness is 22%, its chroma 0.044 and its hue 241°. Its hue sits on the cool side of the wheel. The nearest named color is Rich Black (#0D1B2A), ΔE 0.011 away. White text reads best on it, at 17.38:1.
| Hue family | Blues |
| Lightness | very dark (22%) |
| Chroma | muted (0.044) |
| Temperature | cool |
| Nearest name | Rich Black (#0D1B2A) |
| Black text | 1.20:1 |
| White text | 17.38:1 |
Values
| HEX | #041C2C |
| RGB | rgb(4, 28, 44) |
| HSL | hsl(204, 83%, 9%) |
| OKLCH | oklch(21.7% 0.044 241) |
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 #041C2C | 17.38:1 | AAA | Lc -106.4 | Preferred for body text |
| Black text on #041C2C | 1.20:1 | Fails | Lc 0.0 | Not readable |
| #041C2C text on white | 17.38:1 | AAA | Lc 104.1 | Preferred for body text |
| #041C2C text on black | 1.20:1 | 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
#F1F6FA
oklch(97.1% 0.008 241.7)
-
Step 100
100
#E1EBF3
oklch(93.5% 0.015 241.8)
-
Step 200
200
#C9DCEB
oklch(88.5% 0.029 241.6)
-
Step 300
300
#A4C6DF
oklch(81% 0.051 240.1)
-
Step 400
400
#70A8D0
oklch(70.8% 0.083 240.5)
-
Step 500
500
#4791C3
oklch(63.1% 0.105 240.8)
-
Step 600
600
#237AB0
oklch(55.5% 0.115 241.4)
-
Step 700
700
#146797
oklch(49.1% 0.106 240.9)
-
Step 800
800
#15547B
oklch(42.7% 0.089 241.3)
-
Step 900
900
#1A4663
oklch(37.8% 0.069 241)
-
Step 950
950 (this color)
#041C2C
oklch(21.7% 0.044 241)
#041C2C 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) | #151C2D | 0.023 |
| Deuteranopia (no green cones) | #0F182C | 0.018 |
| Tritanopia (no blue cones) | #002022 | 0.029 |
| Achromatopsia (no color) | #1A1A1A | 0.044 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #041C2C
#041C2C
oklch(21.7% 0.044 241)
- #281403
#281403
oklch(21.5% 0.044 60.3)
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 #041C2C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Black #0D1B2A ΔE 0.011
- Dark #1B2431 ΔE 0.045
- Rich Navy #001219 ΔE 0.051
- Oxford Blue #1B263B ΔE 0.055
- Jet #212529 ΔE 0.057
- Navy Blue #001146 ΔE 0.064
- Almost Black #070D0D ΔE 0.074
- Dark Navy #000435 ΔE 0.081
Use #041C2C 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.