#04100E
Closest named color: Almost Black (#070D0D). oklch(16% 0.02 183.1), rgb(4, 16, 14).
Aa
White text reads best on this color (19.34:1).
About this color
#04100E is a very dark close to neutral grey. In OKLCH its lightness is 16%, its chroma 0.020. It has too little chroma to lean warm or cool. The nearest named color is Almost Black (#070D0D), ΔE 0.013 away. White text reads best on it, at 19.34:1.
| Hue family | Neutrals |
| Lightness | very dark (16%) |
| Chroma | close to neutral grey (0.020) |
| Temperature | neutral |
| Nearest name | Almost Black (#070D0D) |
| Black text | 1.08:1 |
| White text | 19.34:1 |
Values
| HEX | #04100E |
| RGB | rgb(4, 16, 14) |
| HSL | hsl(170, 60%, 4%) |
| OKLCH | oklch(16% 0.02 183.1) |
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 #04100E | 19.34:1 | AAA | Lc -107.5 | Preferred for body text |
| Black text on #04100E | 1.08:1 | Fails | Lc 0.0 | Not readable |
| #04100E text on white | 19.34:1 | AAA | Lc 105.6 | Preferred for body text |
| #04100E text on black | 1.08:1 | 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
#F3F6F5
oklch(97.1% 0.003 174.5)
-
Step 100
100
#E5EBEA
oklch(93.5% 0.007 185.3)
-
Step 200
200
#D0DCDA
oklch(88.5% 0.013 185.1)
-
Step 300
300
#B1C6C2
oklch(81% 0.024 183)
-
Step 400
400
#88A9A3
oklch(70.8% 0.037 182.9)
-
Step 500
500
#69938C
oklch(63% 0.047 183.3)
-
Step 600
600
#507E76
oklch(55.7% 0.052 182.2)
-
Step 700
700
#406A63
oklch(49.1% 0.049 182.5)
-
Step 800
800
#355651
oklch(42.6% 0.04 183.8)
-
Step 900
900
#2F4743
oklch(37.7% 0.03 183.1)
-
Step 950
950 (this color)
#04100E
oklch(16% 0.02 183.1)
#04100E 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) | #0F0F0E | 0.021 |
| Deuteranopia (no green cones) | #0D0D0E | 0.020 |
| Tritanopia (no blue cones) | #01100F | 0.006 |
| Achromatopsia (no color) | #0E0E0E | 0.020 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #04100E
#04100E
oklch(16% 0.02 183.1)
- #140A0C
#140A0C
oklch(16% 0.018 6.2)
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 #04100E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Almost Black #070D0D ΔE 0.013
- Rich Navy #001219 ΔE 0.022
- Rich Black #0D1B2A ΔE 0.067
- Very Dark Brown #1D0200 ΔE 0.072
- Dark Navy Blue #00022E ΔE 0.090
- Midnight #03012D ΔE 0.091
- Dark Navy #000435 ΔE 0.095
- Very Dark Blue #000133 ΔE 0.098
Use #04100E 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.