#03B08B
Closest named color: Bluey Green (#2BB179). oklch(67.4% 0.132 170.7), rgb(3, 176, 139).
Aa
Black text reads best on this color (7.58:1).
About this color
#03B08B is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 67%, its chroma 0.132 and its hue 171°. Its hue sits on the cool side of the wheel. The nearest named color is Bluey Green (#2BB179), ΔE 0.026 away. Black text reads best on it, at 7.58:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (67%) |
| Chroma | moderately saturated (0.132) |
| Temperature | cool |
| Nearest name | Bluey Green (#2BB179) |
| Black text | 7.58:1 |
| White text | 2.76:1 |
Values
| HEX | #03B08B |
| RGB | rgb(3, 176, 139) |
| HSL | hsl(167, 97%, 35%) |
| OKLCH | oklch(67.4% 0.132 170.7) |
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 #03B08B | 2.76:1 | Fails | Lc -58.0 | Large or bold text, headings |
| Black text on #03B08B | 7.58:1 | AAA | Lc 51.3 | Large or bold text, headings |
| #03B08B text on white | 2.76:1 | Fails | Lc 52.8 | Large or bold text, headings |
| #03B08B text on black | 7.58:1 | AAA | Lc -49.1 | 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
#DBEFE8
oklch(93.5% 0.023 172.8)
-
Step 200
200
#BCE3D5
oklch(88.4% 0.045 171.5)
-
Step 300
300
#88D2B9
oklch(80.8% 0.082 170.8)
-
Step 400
400 (this color)
#03B08B
oklch(67.4% 0.132 170.7)
-
Step 500
500
#00A17F
oklch(63.1% 0.124 170.8)
-
Step 600
600
#00876A
oklch(55.5% 0.109 170.8)
-
Step 700
700
#007259
oklch(49.1% 0.097 170.7)
-
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
#002F23
oklch(27.2% 0.053 170.5)
#03B08B 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) | #AAA389 | 0.134 |
| Deuteranopia (no green cones) | #98968E | 0.130 |
| Tritanopia (no blue cones) | #00B1A5 | 0.038 |
| Achromatopsia (no color) | #9B9B9B | 0.133 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #03B08B
#03B08B
oklch(67.4% 0.132 170.7)
- #D272A1
#D272A1
oklch(67.4% 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 #03B08B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Bluey Green #2BB179 ΔE 0.026
- Greeny Blue #42B395 ΔE 0.029
- Dark Seafoam Green #3EAF76 ΔE 0.030
- Dark Seafoam #1FB57A ΔE 0.032
- Jade #1FA774 ΔE 0.034
- Green Teal #0CB577 ΔE 0.035
- Medium Sea Green #3CB371 ΔE 0.041
- Seaweed Green #35AD6B ΔE 0.041
Use #03B08B 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.