#04ABA3
Closest named color: Light Sea Green (#20B2AA). oklch(66.9% 0.115 188.9), rgb(4, 171, 163).
Aa
Black text reads best on this color (7.35:1).
About this color
#04ABA3 is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 67%, its chroma 0.115 and its hue 189°. Its hue sits on the cool side of the wheel. The nearest named color is Light Sea Green (#20B2AA), ΔE 0.023 away. Black text reads best on it, at 7.35:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (67%) |
| Chroma | moderately saturated (0.115) |
| Temperature | cool |
| Nearest name | Light Sea Green (#20B2AA) |
| Black text | 7.35:1 |
| White text | 2.85:1 |
Values
| HEX | #04ABA3 |
| RGB | rgb(4, 171, 163) |
| HSL | hsl(177, 95%, 34%) |
| OKLCH | oklch(66.9% 0.115 188.9) |
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 #04ABA3 | 2.85:1 | Fails | Lc -59.3 | Large or bold text, headings |
| Black text on #04ABA3 | 7.35:1 | AAA | Lc 50.0 | Large or bold text, headings |
| #04ABA3 text on white | 2.85:1 | Fails | Lc 54.0 | Large or bold text, headings |
| #04ABA3 text on black | 7.35:1 | AAA | Lc -47.8 | 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 500.
-
Step 50
50
#F0F7F6
oklch(97.1% 0.008 186.9)
-
Step 100
100
#DEEEEC
oklch(93.7% 0.017 187.9)
-
Step 200
200
#C3E0DD
oklch(88.5% 0.031 189)
-
Step 300
300
#97CDC8
oklch(80.9% 0.056 189)
-
Step 400
400
#54B3AC
oklch(70.8% 0.09 188.9)
-
Step 500
500 (this color)
#04ABA3
oklch(66.9% 0.115 188.9)
-
Step 600
600
#00857F
oklch(55.6% 0.096 189.2)
-
Step 700
700
#00706A
oklch(49.1% 0.085 188.3)
-
Step 800
800
#005C57
oklch(42.8% 0.074 188.4)
-
Step 900
900
#004C49
oklch(37.6% 0.065 190.2)
-
Step 950
950
#002E2B
oklch(27.1% 0.047 188)
#04ABA3 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) | #A0A1A3 | 0.122 |
| Deuteranopia (no green cones) | #8D93A4 | 0.114 |
| Tritanopia (no blue cones) | #00B0A8 | 0.015 |
| Achromatopsia (no color) | #999999 | 0.116 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #04ABA3
#04ABA3
oklch(66.9% 0.115 188.9)
- #D17586
#D17586
oklch(66.9% 0.116 8.9)
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 #04ABA3, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Sea Green #20B2AA ΔE 0.023
- Persian Green #2A9D8F ΔE 0.042
- Greeny Blue #42B395 ΔE 0.042
- Topaz #13BBAF ΔE 0.046
- Turquoise Blue #06B1C4 ΔE 0.048
- Blue Green #0F9B8E ΔE 0.049
- Sea #3C9992 ΔE 0.051
- Dull Teal #5F9E8F ΔE 0.052
Use #04ABA3 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.