#2BB789
Closest named color: Dark Seafoam (#1FB57A). oklch(69.6% 0.134 165.5), rgb(43, 183, 137).
Aa
Black text reads best on this color (8.23:1).
About this color
#2BB789 is a medium-light, moderately saturated green. In OKLCH its lightness is 70%, its chroma 0.134 and its hue 166°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Seafoam (#1FB57A), ΔE 0.021 away. Black text reads best on it, at 8.23:1.
| Hue family | Greens |
| Lightness | medium-light (70%) |
| Chroma | moderately saturated (0.134) |
| Temperature | in between |
| Nearest name | Dark Seafoam (#1FB57A) |
| Black text | 8.23:1 |
| White text | 2.54:1 |
Values
| HEX | #2BB789 |
| RGB | rgb(43, 183, 137) |
| HSL | hsl(160, 62%, 44%) |
| OKLCH | oklch(69.6% 0.134 165.5) |
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 #2BB789 | 2.54:1 | Fails | Lc -54.6 | Large or bold text, headings |
| Black text on #2BB789 | 8.23:1 | AAA | Lc 54.5 | Large or bold text, headings |
| #2BB789 text on white | 2.54:1 | Fails | Lc 49.5 | Large or bold text, headings |
| #2BB789 text on black | 8.23:1 | AAA | Lc -52.5 | Large or bold text, headings |
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 400.
-
Step 50
50
#EFF8F4
oklch(97.1% 0.011 167.8)
-
Step 100
100
#DCEFE6
oklch(93.6% 0.023 165.8)
-
Step 200
200
#BDE3D2
oklch(88.4% 0.046 166.4)
-
Step 300
300
#8BD2B4
oklch(80.8% 0.083 166)
-
Step 400
400 (this color)
#2BB789
oklch(69.6% 0.134 165.5)
-
Step 500
500
#00A276
oklch(63.1% 0.132 165.5)
-
Step 600
600
#008863
oklch(55.6% 0.116 165.8)
-
Step 700
700
#007352
oklch(49.2% 0.104 164.9)
-
Step 800
800
#005E43
oklch(42.7% 0.089 165.5)
-
Step 900
900
#004E37
oklch(37.6% 0.079 165.5)
-
Step 950
950
#002F20
oklch(27.1% 0.056 165.8)
#2BB789 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) | #B3AA86 | 0.132 |
| Deuteranopia (no green cones) | #A29D8C | 0.129 |
| Tritanopia (no blue cones) | #00B7AA | 0.047 |
| Achromatopsia (no color) | #A2A2A2 | 0.135 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2BB789
#2BB789
oklch(69.6% 0.134 165.5)
- #D779AF
#D779AF
oklch(69.6% 0.133 345.6)
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 #2BB789, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Seafoam #1FB57A ΔE 0.021
- Bluey Green #2BB179 ΔE 0.024
- Green Blue #01C08D ΔE 0.025
- Greeny Blue #42B395 ΔE 0.027
- Green Teal #0CB577 ΔE 0.027
- Dark Seafoam Green #3EAF76 ΔE 0.028
- Medium Sea Green #3CB371 ΔE 0.030
- Greenblue #23C48B ΔE 0.037
Use #2BB789 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.