#287B59
Closest named color: Jungle Green (#048243). oklch(52.4% 0.096 162.4), rgb(40, 123, 89).
Aa
White text reads best on this color (5.16:1).
About this color
#287B59 is a medium-dark, moderately saturated green. In OKLCH its lightness is 52%, its chroma 0.096 and its hue 162°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Jungle Green (#048243), ΔE 0.046 away. White text reads best on it, at 5.16:1.
| Hue family | Greens |
| Lightness | medium-dark (52%) |
| Chroma | moderately saturated (0.096) |
| Temperature | in between |
| Nearest name | Jungle Green (#048243) |
| Black text | 4.06:1 |
| White text | 5.16:1 |
Values
| HEX | #287B59 |
| RGB | rgb(40, 123, 89) |
| HSL | hsl(155, 51%, 32%) |
| OKLCH | oklch(52.4% 0.096 162.4) |
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 #287B59 | 5.16:1 | AA | Lc -80.6 | Fine for body text |
| Black text on #287B59 | 4.06:1 | AA large text | Lc 28.8 | Dividers and decoration only |
| #287B59 text on white | 5.16:1 | AA | Lc 75.3 | Fine for body text |
| #287B59 text on black | 4.06:1 | AA large text | Lc -26.5 | Dividers and decoration only |
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 600.
-
Step 50
50
#F2F7F4
oklch(97.2% 0.007 160.1)
-
Step 100
100
#E3EDE7
oklch(93.7% 0.013 159.9)
-
Step 200
200
#CCDED4
oklch(88.4% 0.024 161.7)
-
Step 300
300
#A8CAB8
oklch(80.9% 0.044 162.2)
-
Step 400
400
#78AF94
oklch(70.8% 0.07 162.6)
-
Step 500
500
#539A79
oklch(63% 0.088 162.3)
-
Step 600
600 (this color)
#287B59
oklch(52.4% 0.096 162.4)
-
Step 700
700
#257051
oklch(49% 0.089 162.4)
-
Step 800
800
#215C43
oklch(42.9% 0.075 162.4)
-
Step 900
900
#214B38
oklch(37.6% 0.058 162.2)
-
Step 950
950
#142C21
oklch(27% 0.037 162.7)
#287B59 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) | #797257 | 0.093 |
| Deuteranopia (no green cones) | #6E6A5B | 0.090 |
| Tritanopia (no blue cones) | #007B72 | 0.039 |
| Achromatopsia (no color) | #6D6D6D | 0.097 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #287B59
#287B59
oklch(52.4% 0.096 162.4)
- #905279
#905279
oklch(52.4% 0.097 342.6)
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 #287B59, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Jungle Green #048243 ΔE 0.046
- Bluegreen #017A79 ΔE 0.051
- Sea Green #2E8B57 ΔE 0.052
- Dark Aquamarine #017371 ΔE 0.053
- Teal #008080 ΔE 0.056
- Deep Turquoise #017374 ΔE 0.057
- Dark Sage #598556 ΔE 0.058
- Deep Aqua #08787F ΔE 0.063
Use #287B59 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.