#03B79C
Closest named color: Greeny Blue (#42B395). oklch(69.7% 0.129 177), rgb(3, 183, 156).
Aa
Black text reads best on this color (8.25:1).
About this color
#03B79C is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 70%, its chroma 0.129 and its hue 177°. Its hue sits on the cool side of the wheel. The nearest named color is Greeny Blue (#42B395), ΔE 0.020 away. Black text reads best on it, at 8.25:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (70%) |
| Chroma | moderately saturated (0.129) |
| Temperature | cool |
| Nearest name | Greeny Blue (#42B395) |
| Black text | 8.25:1 |
| White text | 2.54:1 |
Values
| HEX | #03B79C |
| RGB | rgb(3, 183, 156) |
| HSL | hsl(171, 97%, 36%) |
| OKLCH | oklch(69.7% 0.129 177) |
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 #03B79C | 2.54:1 | Fails | Lc -54.2 | Large or bold text, headings |
| Black text on #03B79C | 8.25:1 | AAA | Lc 54.8 | Large or bold text, headings |
| #03B79C text on white | 2.54:1 | Fails | Lc 49.2 | Large or bold text, headings |
| #03B79C text on black | 8.25:1 | AAA | Lc -52.8 | 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
#EEF8F5
oklch(97.1% 0.011 176.3)
-
Step 100
100
#DAEFE9
oklch(93.5% 0.024 176.8)
-
Step 200
200
#BBE3D8
oklch(88.4% 0.044 176.7)
-
Step 300
300
#86D2C0
oklch(80.9% 0.08 177.5)
-
Step 400
400 (this color)
#03B79C
oklch(69.7% 0.129 177)
-
Step 500
500
#00A088
oklch(63.1% 0.117 177)
-
Step 600
600
#008772
oklch(55.7% 0.104 176.6)
-
Step 700
700
#007160
oklch(49.1% 0.091 177.4)
-
Step 800
800
#005D4E
oklch(42.8% 0.079 176.7)
-
Step 900
900
#004D41
oklch(37.6% 0.069 177.7)
-
Step 950
950
#002E26
oklch(26.9% 0.05 177.5)
#03B79C 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) | #AFAB9B | 0.135 |
| Deuteranopia (no green cones) | #9C9C9E | 0.130 |
| Tritanopia (no blue cones) | #00BAAF | 0.027 |
| Achromatopsia (no color) | #A2A2A2 | 0.130 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #03B79C
#03B79C
oklch(69.7% 0.129 177)
- #DC799F
#DC799F
oklch(69.6% 0.13 356.6)
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 #03B79C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Greeny Blue #42B395 ΔE 0.020
- Topaz #13BBAF ΔE 0.028
- Light Sea Green #20B2AA ΔE 0.030
- Green Blue #01C08D ΔE 0.039
- Bluey Green #2BB179 ΔE 0.046
- Dark Seafoam #1FB57A ΔE 0.046
- Dark Seafoam Green #3EAF76 ΔE 0.050
- Green Teal #0CB577 ΔE 0.051
Use #03B79C 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.