#0BB28C
Closest named color: Bluey Green (#2BB179). oklch(68% 0.133 170.2), rgb(11, 178, 140).
Aa
Black text reads best on this color (7.76:1).
About this color
#0BB28C is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 68%, its chroma 0.133 and its hue 170°. Its hue sits on the cool side of the wheel. The nearest named color is Bluey Green (#2BB179), ΔE 0.025 away. Black text reads best on it, at 7.76:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (68%) |
| Chroma | moderately saturated (0.133) |
| Temperature | cool |
| Nearest name | Bluey Green (#2BB179) |
| Black text | 7.76:1 |
| White text | 2.70:1 |
Values
| HEX | #0BB28C |
| RGB | rgb(11, 178, 140) |
| HSL | hsl(166, 88%, 37%) |
| OKLCH | oklch(68% 0.133 170.2) |
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 #0BB28C | 2.70:1 | Fails | Lc -57.1 | Large or bold text, headings |
| Black text on #0BB28C | 7.76:1 | AAA | Lc 52.2 | Large or bold text, headings |
| #0BB28C text on white | 2.70:1 | Fails | Lc 51.9 | Large or bold text, headings |
| #0BB28C text on black | 7.76:1 | AAA | Lc -50.0 | 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
#DBEFE7
oklch(93.5% 0.024 169.9)
-
Step 200
200
#BCE4D5
oklch(88.6% 0.047 170.5)
-
Step 300
300
#88D2B9
oklch(80.8% 0.082 170.8)
-
Step 400
400 (this color)
#0BB28C
oklch(68% 0.133 170.2)
-
Step 500
500
#00A17E
oklch(63.1% 0.125 170.2)
-
Step 600
600
#00876A
oklch(55.5% 0.109 170.8)
-
Step 700
700
#007258
oklch(49.1% 0.097 169.9)
-
Step 800
800
#005D48
oklch(42.6% 0.084 170.6)
-
Step 900
900
#004E3C
oklch(37.7% 0.074 170.6)
-
Step 950
950
#002F22
oklch(27.1% 0.054 168.9)
#0BB28C 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) | #ADA58A | 0.136 |
| Deuteranopia (no green cones) | #9A988F | 0.130 |
| Tritanopia (no blue cones) | #00B3A7 | 0.039 |
| Achromatopsia (no color) | #9D9D9D | 0.134 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #0BB28C
#0BB28C
oklch(68% 0.133 170.2)
- #D474A3
#D474A3
oklch(68% 0.132 350.5)
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 #0BB28C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Bluey Green #2BB179 ΔE 0.025
- Greeny Blue #42B395 ΔE 0.026
- Dark Seafoam #1FB57A ΔE 0.029
- Dark Seafoam Green #3EAF76 ΔE 0.030
- Green Teal #0CB577 ΔE 0.033
- Medium Sea Green #3CB371 ΔE 0.039
- Jade #1FA774 ΔE 0.039
- Green Blue #01C08D ΔE 0.041
Use #0BB28C 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.