#102A2B
Closest named color: Jet (#212529). oklch(26.5% 0.032 198.7), rgb(16, 42, 43).
Aa
White text reads best on this color (15.12:1).
About this color
#102A2B is a dark, muted teal or cyan. In OKLCH its lightness is 27%, its chroma 0.032 and its hue 199°. Its hue sits on the cool side of the wheel. The nearest named color is Jet (#212529), ΔE 0.027 away. White text reads best on it, at 15.12:1.
| Hue family | Teals and cyans |
| Lightness | dark (27%) |
| Chroma | muted (0.032) |
| Temperature | cool |
| Nearest name | Jet (#212529) |
| Black text | 1.38:1 |
| White text | 15.12:1 |
Values
| HEX | #102A2B |
| RGB | rgb(16, 42, 43) |
| HSL | hsl(182, 46%, 12%) |
| OKLCH | oklch(26.5% 0.032 198.7) |
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 #102A2B | 15.12:1 | AAA | Lc -104.7 | Preferred for body text |
| Black text on #102A2B | 1.38:1 | Fails | Lc 0.0 | Not readable |
| #102A2B text on white | 15.12:1 | AAA | Lc 101.9 | Preferred for body text |
| #102A2B text on black | 1.38:1 | 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
#E2ECEC
oklch(93.6% 0.011 197)
-
Step 200
200
#CADEDE
oklch(88.6% 0.021 196.8)
-
Step 300
300
#A5C9CA
oklch(81% 0.038 198.5)
-
Step 400
400
#72ADAF
oklch(70.8% 0.061 198.6)
-
Step 500
500
#49989B
oklch(63.1% 0.077 198.7)
-
Step 600
600
#258286
oklch(55.6% 0.084 199.3)
-
Step 700
700
#146E71
oklch(49.1% 0.078 198.4)
-
Step 800
800
#165A5C
oklch(42.8% 0.065 197.9)
-
Step 900
900
#1B4A4C
oklch(37.8% 0.051 199.1)
-
Step 950
950 (this color)
#102A2B
oklch(26.5% 0.032 198.7)
#102A2B 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) | #27282B | 0.033 |
| Deuteranopia (no green cones) | #22252B | 0.029 |
| Tritanopia (no blue cones) | #012C2A | 0.014 |
| Achromatopsia (no color) | #262626 | 0.032 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #102A2B
#102A2B
oklch(26.5% 0.032 198.7)
- #331F1F
#331F1F
oklch(26.5% 0.031 19.4)
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 #102A2B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Jet #212529 ΔE 0.027
- Dark #1B2431 ΔE 0.030
- Oxford Blue #1B263B ΔE 0.041
- Rich Black #0D1B2A ΔE 0.056
- Gunmetal #293241 ΔE 0.059
- Space Cadet #2B2D42 ΔE 0.061
- Pakistan Green #283618 ΔE 0.069
- Dark Forest Green #002D04 ΔE 0.070
Use #102A2B 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.