#100B02
Closest named color: Almost Black (#070D0D). oklch(15.3% 0.024 87.7), rgb(16, 11, 2).
Aa
White text reads best on this color (19.61:1).
About this color
#100B02 is a very dark close to neutral grey. In OKLCH its lightness is 15%, its chroma 0.024. It has too little chroma to lean warm or cool. The nearest named color is Almost Black (#070D0D), ΔE 0.029 away. White text reads best on it, at 19.61:1.
| Hue family | Neutrals |
| Lightness | very dark (15%) |
| Chroma | close to neutral grey (0.024) |
| Temperature | neutral |
| Nearest name | Almost Black (#070D0D) |
| Black text | 1.07:1 |
| White text | 19.61:1 |
Values
| HEX | #100B02 |
| RGB | rgb(16, 11, 2) |
| HSL | hsl(39, 78%, 4%) |
| OKLCH | oklch(15.3% 0.024 87.7) |
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 #100B02 | 19.61:1 | AAA | Lc -107.7 | Preferred for body text |
| Black text on #100B02 | 1.07:1 | Fails | Lc 0.0 | Not readable |
| #100B02 text on white | 19.61:1 | AAA | Lc 105.7 | Preferred for body text |
| #100B02 text on black | 1.07:1 | 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
#F6F5F3
oklch(97% 0.003 84.6)
-
Step 100
100
#ECEAE4
oklch(93.7% 0.008 91.5)
-
Step 200
200
#DDD9CE
oklch(88.5% 0.015 90.2)
-
Step 300
300
#C8C0AC
oklch(80.9% 0.029 88.8)
-
Step 400
400
#AD9F80
oklch(70.6% 0.046 86.6)
-
Step 500
500
#988860
oklch(63.1% 0.059 88.7)
-
Step 600
600
#837147
oklch(55.5% 0.063 87.2)
-
Step 700
700
#6F5F38
oklch(49.1% 0.06 87.9)
-
Step 800
800
#5A4E2F
oklch(42.8% 0.049 89.1)
-
Step 900
900
#4A412A
oklch(37.8% 0.038 89)
-
Step 950
950 (this color)
#100B02
oklch(15.3% 0.024 87.7)
#100B02 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) | #0D0B02 | 0.007 |
| Deuteranopia (no green cones) | #0F0C02 | 0.004 |
| Tritanopia (no blue cones) | #120908 | 0.022 |
| Achromatopsia (no color) | #0C0C0C | 0.024 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #100B02
#100B02
oklch(15.3% 0.024 87.7)
- #070B16
#070B16
oklch(15.1% 0.025 267.1)
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 #100B02, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Almost Black #070D0D ΔE 0.029
- Very Dark Brown #1D0200 ΔE 0.044
- Rich Navy #001219 ΔE 0.054
- Rich Black #0D1B2A ΔE 0.088
- Dark Brown #341C02 ΔE 0.106
- Dark Maroon #3C0008 ΔE 0.111
- Midnight #03012D ΔE 0.113
- Dark Navy Blue #00022E ΔE 0.114
Use #100B02 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.