#042D2A
Closest named color: Jet (#212529). oklch(26.9% 0.044 187.6), rgb(4, 45, 42).
Aa
White text reads best on this color (14.85:1).
About this color
#042D2A is a dark, muted teal or cyan. In OKLCH its lightness is 27%, its chroma 0.044 and its hue 188°. Its hue sits on the cool side of the wheel. The nearest named color is Jet (#212529), ΔE 0.041 away. White text reads best on it, at 14.85:1.
| Hue family | Teals and cyans |
| Lightness | dark (27%) |
| Chroma | muted (0.044) |
| Temperature | cool |
| Nearest name | Jet (#212529) |
| Black text | 1.41:1 |
| White text | 14.85:1 |
Values
| HEX | #042D2A |
| RGB | rgb(4, 45, 42) |
| HSL | hsl(176, 84%, 10%) |
| OKLCH | oklch(26.9% 0.044 187.6) |
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 #042D2A | 14.85:1 | AAA | Lc -104.3 | Preferred for body text |
| Black text on #042D2A | 1.41:1 | Fails | Lc 0.0 | Not readable |
| #042D2A text on white | 14.85:1 | AAA | Lc 101.5 | Preferred for body text |
| #042D2A 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
#F1F7F6
oklch(97.1% 0.006 185.3)
-
Step 100
100
#DFEDEB
oklch(93.5% 0.015 186.7)
-
Step 200
200
#C5E0DC
oklch(88.6% 0.029 185.9)
-
Step 300
300
#9BCCC6
oklch(80.9% 0.052 186.9)
-
Step 400
400
#5DB2AA
oklch(70.8% 0.084 187.5)
-
Step 500
500
#179E95
oklch(63.2% 0.106 187.5)
-
Step 600
600
#00857D
oklch(55.5% 0.097 187.4)
-
Step 700
700
#007069
oklch(49.1% 0.086 187.3)
-
Step 800
800
#005C56
oklch(42.8% 0.075 187.1)
-
Step 900
900
#004D48
oklch(37.8% 0.066 187.3)
-
Step 950
950 (this color)
#042D2A
oklch(26.9% 0.044 187.6)
#042D2A 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) | #2A2A2A | 0.047 |
| Deuteranopia (no green cones) | #24262A | 0.043 |
| Tritanopia (no blue cones) | #002E2C | 0.005 |
| Achromatopsia (no color) | #272727 | 0.044 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #042D2A
#042D2A
oklch(26.9% 0.044 187.6)
- #381D22
#381D22
oklch(26.9% 0.043 8.4)
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 #042D2A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Jet #212529 ΔE 0.041
- Dark #1B2431 ΔE 0.045
- Oxford Blue #1B263B ΔE 0.053
- Dark Forest Green #002D04 ΔE 0.060
- Very Dark Green #062E03 ΔE 0.061
- Pakistan Green #283618 ΔE 0.064
- Gunmetal #293241 ΔE 0.065
- Rich Black #0D1B2A ΔE 0.067
Use #042D2A 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.