#02543B
Closest named color: Dark Blue Green (#005249). oklch(39.5% 0.082 164.8), rgb(2, 84, 59).
Aa
White text reads best on this color (8.99:1).
About this color
#02543B is a dark, moderately saturated green. In OKLCH its lightness is 40%, its chroma 0.082 and its hue 165°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Blue Green (#005249), ΔE 0.026 away. White text reads best on it, at 8.99:1.
| Hue family | Greens |
| Lightness | dark (40%) |
| Chroma | moderately saturated (0.082) |
| Temperature | in between |
| Nearest name | Dark Blue Green (#005249) |
| Black text | 2.33:1 |
| White text | 8.99:1 |
Values
| HEX | #02543B |
| RGB | rgb(2, 84, 59) |
| HSL | hsl(162, 95%, 17%) |
| OKLCH | oklch(39.5% 0.082 164.8) |
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 #02543B | 8.99:1 | AAA | Lc -94.6 | Preferred for body text |
| Black text on #02543B | 2.33:1 | Fails | Lc 13.8 | Not readable |
| #02543B text on white | 8.99:1 | AAA | Lc 90.2 | Preferred for body text |
| #02543B text on black | 2.33:1 | Fails | Lc -12.1 | 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 900.
-
Step 50
50
#F1F7F4
oklch(97.1% 0.007 164.9)
-
Step 100
100
#E0EEE7
oklch(93.7% 0.018 164.6)
-
Step 200
200
#C5E1D3
oklch(88.5% 0.035 164.1)
-
Step 300
300
#9CCEB7
oklch(81% 0.062 165)
-
Step 400
400
#5FB491
oklch(70.6% 0.099 164.9)
-
Step 500
500
#1CA176
oklch(63.1% 0.126 164.9)
-
Step 600
600
#008862
oklch(55.5% 0.117 165.2)
-
Step 700
700
#007352
oklch(49.2% 0.104 164.9)
-
Step 800
800
#005E42
oklch(42.7% 0.09 164.7)
-
Step 900
900 (this color)
#02543B
oklch(39.5% 0.082 164.8)
-
Step 950
950
#052E20
oklch(26.9% 0.052 165.4)
#02543B 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) | #524D3A | 0.081 |
| Deuteranopia (no green cones) | #49463D | 0.079 |
| Tritanopia (no blue cones) | #00544D | 0.030 |
| Achromatopsia (no color) | #494949 | 0.083 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #02543B
#02543B
oklch(39.5% 0.082 164.8)
- #653351
#653351
oklch(39.6% 0.082 344.6)
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 #02543B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Blue Green #005249 ΔE 0.026
- Spruce #0A5F38 ΔE 0.040
- Pine #2B5D34 ΔE 0.044
- Evergreen #05472A ΔE 0.045
- Dark Teal #014D4E ΔE 0.046
- Pine Green #0A481E ΔE 0.049
- Deep Teal #00555A ΔE 0.051
- Dark Slate Gray #2F4F4F ΔE 0.054
Use #02543B 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.