#289D65
Closest named color: Ocean Green (#3D9973). oklch(61.9% 0.133 157.3), rgb(40, 157, 101).
Aa
Black text reads best on this color (6.10:1).
About this color
#289D65 is a medium-dark, moderately saturated green. In OKLCH its lightness is 62%, its chroma 0.133 and its hue 157°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Ocean Green (#3D9973), ΔE 0.030 away. Black text reads best on it, at 6.10:1.
| Hue family | Greens |
| Lightness | medium-dark (62%) |
| Chroma | moderately saturated (0.133) |
| Temperature | in between |
| Nearest name | Ocean Green (#3D9973) |
| Black text | 6.10:1 |
| White text | 3.44:1 |
Values
| HEX | #289D65 |
| RGB | rgb(40, 157, 101) |
| HSL | hsl(151, 59%, 39%) |
| OKLCH | oklch(61.9% 0.133 157.3) |
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 #289D65 | 3.44:1 | AA large text | Lc -67.0 | Content text, not long reading |
| Black text on #289D65 | 6.10:1 | AA | Lc 42.5 | Non-text elements, placeholder text |
| #289D65 text on white | 3.44:1 | AA large text | Lc 61.5 | Content text, not long reading |
| #289D65 text on black | 6.10:1 | AA | Lc -40.2 | Non-text elements, placeholder text |
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 500.
-
Step 50
50
#F1F7F3
oklch(97.1% 0.008 157.1)
-
Step 100
100
#E0EEE5
oklch(93.6% 0.019 157.9)
-
Step 200
200
#C7E1D0
oklch(88.6% 0.036 156.9)
-
Step 300
300
#9ECEB0
oklch(80.9% 0.066 157.2)
-
Step 400
400
#65B487
oklch(70.7% 0.103 157.4)
-
Step 500
500 (this color)
#289D65
oklch(61.9% 0.133 157.3)
-
Step 600
600
#008953
oklch(55.5% 0.131 157.3)
-
Step 700
700
#007445
oklch(49.2% 0.117 157)
-
Step 800
800
#005F38
oklch(42.7% 0.101 157.3)
-
Step 900
900
#054F2F
oklch(37.8% 0.086 157.6)
-
Step 950
950
#092E1B
oklch(26.9% 0.055 156.8)
#289D65 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) | #9C9061 | 0.122 |
| Deuteranopia (no green cones) | #8D8669 | 0.118 |
| Tritanopia (no blue cones) | #009C8F | 0.061 |
| Achromatopsia (no color) | #8A8A8A | 0.134 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #289D65
#289D65
oklch(61.9% 0.133 157.3)
- #B764A2
#B764A2
oklch(61.9% 0.132 337.3)
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 #289D65, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Ocean Green #3D9973 ΔE 0.030
- Jade #1FA774 ΔE 0.030
- Light Forest Green #4F9153 ΔE 0.038
- Viridian #1E9167 ΔE 0.039
- Muted Green #5FA052 ΔE 0.046
- Seaweed Green #35AD6B ΔE 0.048
- Sea Green #2E8B57 ΔE 0.052
- Fern Green #548D44 ΔE 0.053
Use #289D65 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.