#021011
Closest named color: Almost Black (#070D0D). oklch(15.9% 0.023 200.5), rgb(2, 16, 17).
Aa
White text reads best on this color (19.35:1).
About this color
#021011 is a very dark close to neutral grey. In OKLCH its lightness is 16%, its chroma 0.023. It has too little chroma to lean warm or cool. The nearest named color is Almost Black (#070D0D), ΔE 0.015 away. White text reads best on it, at 19.35:1.
| Hue family | Neutrals |
| Lightness | very dark (16%) |
| Chroma | close to neutral grey (0.023) |
| Temperature | neutral |
| Nearest name | Almost Black (#070D0D) |
| Black text | 1.08:1 |
| White text | 19.35:1 |
Values
| HEX | #021011 |
| RGB | rgb(2, 16, 17) |
| HSL | hsl(184, 79%, 4%) |
| OKLCH | oklch(15.9% 0.023 200.5) |
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 #021011 | 19.35:1 | AAA | Lc -107.5 | Preferred for body text |
| Black text on #021011 | 1.08:1 | Fails | Lc 0.0 | Not readable |
| #021011 text on white | 19.35:1 | AAA | Lc 105.6 | Preferred for body text |
| #021011 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
#F3F6F6
oklch(97.1% 0.003 197.1)
-
Step 100
100
#E4EBEC
oklch(93.5% 0.008 207.1)
-
Step 200
200
#CEDCDD
oklch(88.4% 0.015 202)
-
Step 300
300
#ADC6C7
oklch(80.8% 0.027 199.6)
-
Step 400
400
#81A9AB
oklch(70.6% 0.043 200)
-
Step 500
500
#609497
oklch(63.1% 0.056 200.5)
-
Step 600
600
#457E81
oklch(55.5% 0.06 200)
-
Step 700
700
#366A6D
oklch(49% 0.056 200.4)
-
Step 800
800
#2E5759
oklch(42.8% 0.046 199.7)
-
Step 900
900
#294749
oklch(37.5% 0.036 201.2)
-
Step 950
950 (this color)
#021011
oklch(15.9% 0.023 200.5)
#021011 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) | #0E0F11 | 0.023 |
| Deuteranopia (no green cones) | #0B0D11 | 0.020 |
| Tritanopia (no blue cones) | #001110 | 0.007 |
| Achromatopsia (no color) | #0E0E0E | 0.023 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #021011
#021011
oklch(15.9% 0.023 200.5)
- #160909
#160909
oklch(16% 0.023 20)
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 #021011, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Almost Black #070D0D ΔE 0.015
- Rich Navy #001219 ΔE 0.017
- Rich Black #0D1B2A ΔE 0.065
- Very Dark Brown #1D0200 ΔE 0.077
- Dark Navy Blue #00022E ΔE 0.084
- Midnight #03012D ΔE 0.085
- Dark Navy #000435 ΔE 0.088
- Very Dark Blue #000133 ΔE 0.091
Use #021011 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.