#042F32
Closest named color: Jet (#212529). oklch(27.9% 0.045 202), rgb(4, 47, 50).
Aa
White text reads best on this color (14.40:1).
About this color
#042F32 is a dark, muted teal or cyan. In OKLCH its lightness is 28%, its chroma 0.045 and its hue 202°. Its hue sits on the cool side of the wheel. The nearest named color is Jet (#212529), ΔE 0.042 away. White text reads best on it, at 14.40:1.
| Hue family | Teals and cyans |
| Lightness | dark (28%) |
| Chroma | muted (0.045) |
| Temperature | cool |
| Nearest name | Jet (#212529) |
| Black text | 1.45:1 |
| White text | 14.40:1 |
Values
| HEX | #042F32 |
| RGB | rgb(4, 47, 50) |
| HSL | hsl(184, 85%, 11%) |
| OKLCH | oklch(27.9% 0.045 202) |
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 #042F32 | 14.40:1 | AAA | Lc -103.9 | Preferred for body text |
| Black text on #042F32 | 1.45:1 | Fails | Lc 0.0 | Not readable |
| #042F32 text on white | 14.40:1 | AAA | Lc 100.9 | Preferred for body text |
| #042F32 text on black | 1.45:1 | 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
#F0F7F7
oklch(97.1% 0.007 197)
-
Step 100
100
#DFEDEE
oklch(93.6% 0.015 202)
-
Step 200
200
#C4DFE1
oklch(88.4% 0.029 202.1)
-
Step 300
300
#99CBCF
oklch(80.8% 0.052 202.3)
-
Step 400
400
#59B0B7
oklch(70.6% 0.084 202.4)
-
Step 500
500
#009CA5
oklch(63.1% 0.107 202)
-
Step 600
600
#00838B
oklch(55.5% 0.095 202.3)
-
Step 700
700
#006E75
oklch(49% 0.083 202.5)
-
Step 800
800
#005A60
oklch(42.6% 0.073 202.7)
-
Step 900
900
#004B50
oklch(37.6% 0.064 202.5)
-
Step 950
950 (this color)
#042F32
oklch(27.9% 0.045 202)
#042F32 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) | #2A2C32 | 0.044 |
| Deuteranopia (no green cones) | #242832 | 0.041 |
| Tritanopia (no blue cones) | #003130 | 0.009 |
| Achromatopsia (no color) | #2A2A2A | 0.045 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #042F32
#042F32
oklch(27.9% 0.045 202)
- #3C1F1F
#3C1F1F
oklch(27.9% 0.045 20.3)
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 #042F32, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Jet #212529 ΔE 0.042
- Dark #1B2431 ΔE 0.043
- Oxford Blue #1B263B ΔE 0.045
- Gunmetal #293241 ΔE 0.053
- Midnight Green #073B4C ΔE 0.056
- Space Cadet #2B2D42 ΔE 0.058
- Dark Blue Grey #1F3B4D ΔE 0.066
- Pakistan Green #283618 ΔE 0.067
Use #042F32 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.