#071D21
Closest named color: Rich Black (#0D1B2A). oklch(21.5% 0.029 211.1), rgb(7, 29, 33).
Aa
White text reads best on this color (17.40:1).
About this color
#071D21 is a very dark close to neutral grey. In OKLCH its lightness is 22%, its chroma 0.029. It has too little chroma to lean warm or cool. The nearest named color is Rich Black (#0D1B2A), ΔE 0.023 away. White text reads best on it, at 17.40:1.
| Hue family | Neutrals |
| Lightness | very dark (22%) |
| Chroma | close to neutral grey (0.029) |
| Temperature | neutral |
| Nearest name | Rich Black (#0D1B2A) |
| Black text | 1.20:1 |
| White text | 17.40:1 |
Values
| HEX | #071D21 |
| RGB | rgb(7, 29, 33) |
| HSL | hsl(189, 65%, 8%) |
| OKLCH | oklch(21.5% 0.029 211.1) |
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 #071D21 | 17.40:1 | AAA | Lc -106.5 | Preferred for body text |
| Black text on #071D21 | 1.20:1 | Fails | Lc 0.0 | Not readable |
| #071D21 text on white | 17.40:1 | AAA | Lc 104.2 | Preferred for body text |
| #071D21 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
#F2F6F7
oklch(97% 0.004 214.3)
-
Step 100
100
#E3ECEE
oklch(93.7% 0.01 212.5)
-
Step 200
200
#CCDDE0
oklch(88.6% 0.019 209.4)
-
Step 300
300
#A8C7CD
oklch(80.9% 0.034 210.7)
-
Step 400
400
#78AAB4
oklch(70.6% 0.055 211.4)
-
Step 500
500
#5395A2
oklch(63.1% 0.07 211.8)
-
Step 600
600
#347F8D
oklch(55.6% 0.076 211.9)
-
Step 700
700
#266B77
oklch(49% 0.07 211.1)
-
Step 800
800
#215861
oklch(42.8% 0.059 209.9)
-
Step 900
900
#21484F
oklch(37.6% 0.046 210.7)
-
Step 950
950 (this color)
#071D21
oklch(21.5% 0.029 211.1)
#071D21 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) | #1A1C21 | 0.027 |
| Deuteranopia (no green cones) | #161921 | 0.024 |
| Tritanopia (no blue cones) | #001F1E | 0.014 |
| Achromatopsia (no color) | #1A1A1A | 0.029 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #071D21
#071D21
oklch(21.5% 0.029 211.1)
- #251411
#251411
oklch(21.4% 0.029 30.5)
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 #071D21, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Black #0D1B2A ΔE 0.023
- Rich Navy #001219 ΔE 0.046
- Dark #1B2431 ΔE 0.048
- Jet #212529 ΔE 0.052
- Oxford Blue #1B263B ΔE 0.064
- Almost Black #070D0D ΔE 0.066
- Navy Blue #001146 ΔE 0.087
- Dark Forest Green #002D04 ΔE 0.088
Use #071D21 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.