#102C28
Closest named color: Jet (#212529). oklch(27% 0.035 183.1), rgb(16, 44, 40).
Aa
White text reads best on this color (14.86:1).
About this color
#102C28 is a dark, muted teal or cyan. In OKLCH its lightness is 27%, its chroma 0.035 and its hue 183°. Its hue sits on the cool side of the wheel. The nearest named color is Jet (#212529), ΔE 0.033 away. White text reads best on it, at 14.86:1.
| Hue family | Teals and cyans |
| Lightness | dark (27%) |
| Chroma | muted (0.035) |
| Temperature | cool |
| Nearest name | Jet (#212529) |
| Black text | 1.41:1 |
| White text | 14.86:1 |
Values
| HEX | #102C28 |
| RGB | rgb(16, 44, 40) |
| HSL | hsl(171, 47%, 12%) |
| OKLCH | oklch(27% 0.035 183.1) |
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 #102C28 | 14.86:1 | AAA | Lc -104.4 | Preferred for body text |
| Black text on #102C28 | 1.41:1 | Fails | Lc 0.0 | Not readable |
| #102C28 text on white | 14.86:1 | AAA | Lc 101.6 | Preferred for body text |
| #102C28 text on black | 1.41:1 | 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
#F2F7F6
oklch(97.2% 0.005 183)
-
Step 100
100
#E2EDEA
oklch(93.7% 0.012 178)
-
Step 200
200
#C9DEDA
oklch(88.4% 0.023 183.1)
-
Step 300
300
#A4CAC3
oklch(80.9% 0.042 182.8)
-
Step 400
400
#70AEA4
oklch(70.6% 0.066 183.1)
-
Step 500
500
#459A8E
oklch(63% 0.084 183)
-
Step 600
600
#1D8578
oklch(55.7% 0.092 182.3)
-
Step 700
700
#097065
oklch(49.1% 0.085 182.9)
-
Step 800
800
#105B53
oklch(42.6% 0.07 184)
-
Step 900
900
#184B44
oklch(37.7% 0.055 182.7)
-
Step 950
950 (this color)
#102C28
oklch(27% 0.035 183.1)
#102C28 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) | #2A2928 | 0.038 |
| Deuteranopia (no green cones) | #252628 | 0.035 |
| Tritanopia (no blue cones) | #032D2B | 0.011 |
| Achromatopsia (no color) | #272727 | 0.035 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #102C28
#102C28
oklch(27% 0.035 183.1)
- #351F25
#351F25
oklch(27% 0.035 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 #102C28, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Jet #212529 ΔE 0.033
- Dark #1B2431 ΔE 0.040
- Oxford Blue #1B263B ΔE 0.050
- Pakistan Green #283618 ΔE 0.060
- Gunmetal #293241 ΔE 0.061
- Very Dark Green #062E03 ΔE 0.061
- Dark Forest Green #002D04 ΔE 0.061
- Space Cadet #2B2D42 ΔE 0.065
Use #102C28 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.