#0A2720
Closest named color: Jet (#212529). oklch(24.8% 0.037 174.6), rgb(10, 39, 32).
Aa
White text reads best on this color (15.86:1).
About this color
#0A2720 is a very dark, muted teal or cyan. In OKLCH its lightness is 25%, its chroma 0.037 and its hue 175°. Its hue sits on the cool side of the wheel. The nearest named color is Jet (#212529), ΔE 0.038 away. White text reads best on it, at 15.86:1.
| Hue family | Teals and cyans |
| Lightness | very dark (25%) |
| Chroma | muted (0.037) |
| Temperature | cool |
| Nearest name | Jet (#212529) |
| Black text | 1.32:1 |
| White text | 15.86:1 |
Values
| HEX | #0A2720 |
| RGB | rgb(10, 39, 32) |
| HSL | hsl(166, 59%, 10%) |
| OKLCH | oklch(24.8% 0.037 174.6) |
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 #0A2720 | 15.86:1 | AAA | Lc -105.3 | Preferred for body text |
| Black text on #0A2720 | 1.32:1 | Fails | Lc 0.0 | Not readable |
| #0A2720 text on white | 15.86:1 | AAA | Lc 102.7 | Preferred for body text |
| #0A2720 text on black | 1.32:1 | 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
#F2F7F5
oklch(97.2% 0.006 170.4)
-
Step 100
100
#E2EDE9
oklch(93.7% 0.013 172.4)
-
Step 200
200
#C9DFD8
oklch(88.5% 0.025 174.7)
-
Step 300
300
#A4CABF
oklch(80.8% 0.043 175.7)
-
Step 400
400
#70AF9E
oklch(70.6% 0.07 175.3)
-
Step 500
500
#459B86
oklch(63% 0.09 174.9)
-
Step 600
600
#1B866F
oklch(55.7% 0.099 174)
-
Step 700
700
#07715D
oklch(49% 0.091 174.5)
-
Step 800
800
#0F5C4C
oklch(42.6% 0.075 174.5)
-
Step 900
900
#184C3F
oklch(37.8% 0.059 173.5)
-
Step 950
950 (this color)
#0A2720
oklch(24.8% 0.037 174.6)
#0A2720 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) | #252420 | 0.038 |
| Deuteranopia (no green cones) | #212121 | 0.037 |
| Tritanopia (no blue cones) | #002825 | 0.011 |
| Achromatopsia (no color) | #222222 | 0.037 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #0A2720
#0A2720
oklch(24.8% 0.037 174.6)
- #2F1922
#2F1922
oklch(24.7% 0.038 354.2)
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 #0A2720, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Jet #212529 ΔE 0.038
- Dark #1B2431 ΔE 0.045
- Rich Black #0D1B2A ΔE 0.055
- Dark Forest Green #002D04 ΔE 0.055
- Very Dark Green #062E03 ΔE 0.057
- Oxford Blue #1B263B ΔE 0.059
- Pakistan Green #283618 ΔE 0.074
- Dark Brown #341C02 ΔE 0.076
Use #0A2720 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.