#01201F
Closest named color: Rich Black (#0D1B2A). oklch(22.1% 0.037 191.8), rgb(1, 32, 31).
Aa
White text reads best on this color (17.10:1).
About this color
#01201F is a very dark, muted teal or cyan. In OKLCH its lightness is 22%, its chroma 0.037 and its hue 192°. Its hue sits on the cool side of the wheel. The nearest named color is Rich Black (#0D1B2A), ΔE 0.036 away. White text reads best on it, at 17.10:1.
| Hue family | Teals and cyans |
| Lightness | very dark (22%) |
| Chroma | muted (0.037) |
| Temperature | cool |
| Nearest name | Rich Black (#0D1B2A) |
| Black text | 1.22:1 |
| White text | 17.10:1 |
Values
| HEX | #01201F |
| RGB | rgb(1, 32, 31) |
| HSL | hsl(178, 94%, 6%) |
| OKLCH | oklch(22.1% 0.037 191.8) |
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 #01201F | 17.10:1 | AAA | Lc -106.2 | Preferred for body text |
| Black text on #01201F | 1.22:1 | Fails | Lc 0.0 | Not readable |
| #01201F text on white | 17.10:1 | AAA | Lc 103.8 | Preferred for body text |
| #01201F 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
#F1F7F6
oklch(97.1% 0.006 185.3)
-
Step 100
100
#E1EDEC
oklch(93.7% 0.013 190.9)
-
Step 200
200
#C8DFDD
oklch(88.6% 0.025 190.4)
-
Step 300
300
#A1CAC8
oklch(80.9% 0.043 192.6)
-
Step 400
400
#6AAFAB
oklch(70.7% 0.07 190.9)
-
Step 500
500
#3A9A97
oklch(63% 0.089 192.2)
-
Step 600
600
#008581
oklch(55.7% 0.096 191.1)
-
Step 700
700
#00706D
oklch(49.2% 0.085 191.5)
-
Step 800
800
#005B59
oklch(42.6% 0.073 192.2)
-
Step 900
900
#104B49
oklch(37.6% 0.058 191.6)
-
Step 950
950 (this color)
#01201F
oklch(22.1% 0.037 191.8)
#01201F 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) | #1D1E1F | 0.038 |
| Deuteranopia (no green cones) | #181A1F | 0.036 |
| Tritanopia (no blue cones) | #002120 | 0.004 |
| Achromatopsia (no color) | #1C1C1C | 0.037 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #01201F
#01201F
oklch(22.1% 0.037 191.8)
- #291316
#291316
oklch(22% 0.036 11.8)
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 #01201F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Black #0D1B2A ΔE 0.036
- Dark #1B2431 ΔE 0.052
- Jet #212529 ΔE 0.053
- Rich Navy #001219 ΔE 0.055
- Oxford Blue #1B263B ΔE 0.067
- Almost Black #070D0D ΔE 0.073
- Dark Forest Green #002D04 ΔE 0.074
- Very Dark Green #062E03 ΔE 0.078
Use #01201F 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.