#284A35
Closest named color: Evergreen (#05472A). oklch(37.6% 0.054 155.6), rgb(40, 74, 53).
Aa
White text reads best on this color (9.90:1).
About this color
#284A35 is a dark, muted green. In OKLCH its lightness is 38%, its chroma 0.054 and its hue 156°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Evergreen (#05472A), ΔE 0.036 away. White text reads best on it, at 9.90:1.
| Hue family | Greens |
| Lightness | dark (38%) |
| Chroma | muted (0.054) |
| Temperature | in between |
| Nearest name | Evergreen (#05472A) |
| Black text | 2.12:1 |
| White text | 9.90:1 |
Values
| HEX | #284A35 |
| RGB | rgb(40, 74, 53) |
| HSL | hsl(143, 30%, 22%) |
| OKLCH | oklch(37.6% 0.054 155.6) |
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 #284A35 | 9.90:1 | AAA | Lc -97.0 | Preferred for body text |
| Black text on #284A35 | 2.12:1 | Fails | Lc 11.1 | Not readable |
| #284A35 text on white | 9.90:1 | AAA | Lc 92.9 | Preferred for body text |
| #284A35 text on black | 2.12:1 | Fails | Lc -9.6 | 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
#F3F7F4
oklch(97.2% 0.006 153.8)
-
Step 100
100
#E4ECE6
oklch(93.5% 0.012 153.7)
-
Step 200
200
#CEDED3
oklch(88.5% 0.023 155.9)
-
Step 300
300
#ADC9B6
oklch(81% 0.04 155.7)
-
Step 400
400
#80AD8F
oklch(70.7% 0.065 155.2)
-
Step 500
500
#5E9974
oklch(63.2% 0.084 155.6)
-
Step 600
600
#43835C
oklch(55.6% 0.09 155.3)
-
Step 700
700
#346F4C
oklch(49.2% 0.084 155.5)
-
Step 800
800
#2C5A3E
oklch(42.6% 0.069 155.3)
-
Step 900
900 (this color)
#284A35
oklch(37.6% 0.054 155.6)
-
Step 950
950
#182B1F
oklch(26.8% 0.034 155.7)
#284A35 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) | #4A4534 | 0.050 |
| Deuteranopia (no green cones) | #444236 | 0.046 |
| Tritanopia (no blue cones) | #214944 | 0.026 |
| Achromatopsia (no color) | #434343 | 0.054 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #284A35
#284A35
oklch(37.6% 0.054 155.6)
- #54364D
#54364D
oklch(37.7% 0.055 335.5)
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 #284A35, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Evergreen #05472A ΔE 0.036
- Dark Blue Green #005249 ΔE 0.037
- Dark Teal #014D4E ΔE 0.043
- Dark Slate Gray #2F4F4F ΔE 0.044
- Pine Green #0A481E ΔE 0.046
- Charcoal Grey #3C4142 ΔE 0.051
- Charcoal #264653 ΔE 0.057
- Dark Olive #373E02 ΔE 0.058
Use #284A35 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.