#071F1C
Closest named color: Rich Black (#0D1B2A). oklch(21.9% 0.031 184.2), rgb(7, 31, 28).
Aa
White text reads best on this color (17.18:1).
About this color
#071F1C is a very dark, muted teal or cyan. In OKLCH its lightness is 22%, its chroma 0.031 and its hue 184°. Its hue sits on the cool side of the wheel. The nearest named color is Rich Black (#0D1B2A), ΔE 0.037 away. White text reads best on it, at 17.18:1.
| Hue family | Teals and cyans |
| Lightness | very dark (22%) |
| Chroma | muted (0.031) |
| Temperature | cool |
| Nearest name | Rich Black (#0D1B2A) |
| Black text | 1.22:1 |
| White text | 17.18:1 |
Values
| HEX | #071F1C |
| RGB | rgb(7, 31, 28) |
| HSL | hsl(173, 63%, 7%) |
| OKLCH | oklch(21.9% 0.031 184.2) |
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 #071F1C | 17.18:1 | AAA | Lc -106.3 | Preferred for body text |
| Black text on #071F1C | 1.22:1 | Fails | Lc 0.0 | Not readable |
| #071F1C text on white | 17.18:1 | AAA | Lc 104.0 | Preferred for body text |
| #071F1C text on black | 1.22:1 | 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
#F2F6F6
oklch(97% 0.004 197.1)
-
Step 100
100
#E3ECEA
oklch(93.6% 0.01 181.4)
-
Step 200
200
#CBDEDA
oklch(88.5% 0.021 181.8)
-
Step 300
300
#A8C9C3
oklch(81% 0.036 183.2)
-
Step 400
400
#77ADA5
oklch(70.8% 0.058 184.5)
-
Step 500
500
#51988F
oklch(63.1% 0.073 184.9)
-
Step 600
600
#308379
oklch(55.7% 0.081 184.1)
-
Step 700
700
#216E66
oklch(49% 0.074 185.2)
-
Step 800
800
#1E5A53
oklch(42.7% 0.062 184.4)
-
Step 900
900
#204A44
oklch(37.7% 0.048 183.2)
-
Step 950
950 (this color)
#071F1C
oklch(21.9% 0.031 184.2)
#071F1C 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) | #1D1D1C | 0.032 |
| Deuteranopia (no green cones) | #191A1C | 0.030 |
| Tritanopia (no blue cones) | #00201E | 0.008 |
| Achromatopsia (no color) | #1B1B1B | 0.031 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #071F1C
#071F1C
oklch(21.9% 0.031 184.2)
- #261419
#261419
oklch(21.8% 0.031 1.9)
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 #071F1C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Black #0D1B2A ΔE 0.037
- Jet #212529 ΔE 0.051
- Dark #1B2431 ΔE 0.052
- Rich Navy #001219 ΔE 0.054
- Oxford Blue #1B263B ΔE 0.069
- Almost Black #070D0D ΔE 0.070
- Dark Forest Green #002D04 ΔE 0.074
- Very Dark Green #062E03 ΔE 0.077
Use #071F1C 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.