#143431
Closest named color: Gunmetal (#293241). oklch(30% 0.038 187.2), rgb(20, 52, 49).
Aa
White text reads best on this color (13.41:1).
About this color
#143431 is a dark, muted teal or cyan. In OKLCH its lightness is 30%, its chroma 0.038 and its hue 187°. Its hue sits on the cool side of the wheel. The nearest named color is Gunmetal (#293241), ΔE 0.044 away. White text reads best on it, at 13.41:1.
| Hue family | Teals and cyans |
| Lightness | dark (30%) |
| Chroma | muted (0.038) |
| Temperature | cool |
| Nearest name | Gunmetal (#293241) |
| Black text | 1.56:1 |
| White text | 13.41:1 |
Values
| HEX | #143431 |
| RGB | rgb(20, 52, 49) |
| HSL | hsl(174, 44%, 14%) |
| OKLCH | oklch(30% 0.038 187.2) |
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 #143431 | 13.41:1 | AAA | Lc -102.9 | Preferred for body text |
| Black text on #143431 | 1.56:1 | Fails | Lc 0.0 | Not readable |
| #143431 text on white | 13.41:1 | AAA | Lc 99.7 | Preferred for body text |
| #143431 text on black | 1.56:1 | 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
#E1EDEB
oklch(93.7% 0.013 185.1)
-
Step 200
200
#C8DFDC
oklch(88.6% 0.025 187.3)
-
Step 300
300
#A0CBC5
oklch(81% 0.046 185.8)
-
Step 400
400
#69B0A8
oklch(70.8% 0.073 186.5)
-
Step 500
500
#379B93
oklch(63% 0.092 187.6)
-
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
#0E4C47
oklch(37.8% 0.06 186.8)
-
Step 950
950 (this color)
#143431
oklch(30% 0.038 187.2)
#143431 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) | #313131 | 0.040 |
| Deuteranopia (no green cones) | #2C2D31 | 0.039 |
| Tritanopia (no blue cones) | #023533 | 0.012 |
| Achromatopsia (no color) | #2F2F2F | 0.038 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #143431
#143431
oklch(30% 0.038 187.2)
- #3E262A
#3E262A
oklch(30% 0.037 8.6)
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 #143431, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Gunmetal #293241 ΔE 0.044
- Pakistan Green #283618 ΔE 0.047
- Midnight Green #073B4C ΔE 0.047
- Jet #212529 ΔE 0.051
- Dark Blue Grey #1F3B4D ΔE 0.054
- Space Cadet #2B2D42 ΔE 0.055
- Onyx #343A40 ΔE 0.056
- Dark #1B2431 ΔE 0.057
Use #143431 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.