#63AEAE
Closest named color: Light Sea Green (#20B2AA). oklch(70.2% 0.075 195.6), rgb(99, 174, 174).
Aa
Black text reads best on this color (8.19:1).
About this color
#63AEAE is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 70%, its chroma 0.075 and its hue 196°. Its hue sits on the cool side of the wheel. The nearest named color is Light Sea Green (#20B2AA), ΔE 0.042 away. Black text reads best on it, at 8.19:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (70%) |
| Chroma | moderately saturated (0.075) |
| Temperature | cool |
| Nearest name | Light Sea Green (#20B2AA) |
| Black text | 8.19:1 |
| White text | 2.56:1 |
Values
| HEX | #63AEAE |
| RGB | rgb(99, 174, 174) |
| HSL | hsl(180, 32%, 54%) |
| OKLCH | oklch(70.2% 0.075 195.6) |
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 #63AEAE | 2.56:1 | Fails | Lc -55.1 | Large or bold text, headings |
| Black text on #63AEAE | 8.19:1 | AAA | Lc 54.0 | Large or bold text, headings |
| #63AEAE text on white | 2.56:1 | Fails | Lc 50.0 | Large or bold text, headings |
| #63AEAE text on black | 8.19:1 | AAA | Lc -51.9 | 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
#F1F7F7
oklch(97.2% 0.006 197.1)
-
Step 100
100
#E0EDED
oklch(93.6% 0.014 196.9)
-
Step 200
200
#C6DFDE
oklch(88.5% 0.027 193.7)
-
Step 300
300
#9ECBCA
oklch(81% 0.047 194.6)
-
Step 400
400 (this color)
#63AEAE
oklch(70.2% 0.075 195.6)
-
Step 500
500
#2D9B9C
oklch(63% 0.095 195.9)
-
Step 600
600
#008485
oklch(55.6% 0.095 195.7)
-
Step 700
700
#006F70
oklch(49.1% 0.084 195.9)
-
Step 800
800
#005B5C
oklch(42.7% 0.073 196.1)
-
Step 900
900
#054C4C
oklch(37.8% 0.063 194.8)
-
Step 950
950
#092C2D
oklch(26.9% 0.039 197.8)
#63AEAE 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) | #A5A8AE | 0.077 |
| Deuteranopia (no green cones) | #989EAF | 0.072 |
| Tritanopia (no blue cones) | #3EB2AE | 0.028 |
| Achromatopsia (no color) | #A2A2A2 | 0.075 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #63AEAE
#63AEAE
oklch(70.2% 0.075 195.6)
- #C98C90
#C98C90
oklch(70.1% 0.075 14.8)
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 #63AEAE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Sea Green #20B2AA ΔE 0.042
- Greyblue #77A1B5 ΔE 0.045
- Cadet Blue #5F9EA0 ΔE 0.046
- Bluegrey #85A3B2 ΔE 0.048
- Turquoise Blue #06B1C4 ΔE 0.049
- Topaz #13BBAF ΔE 0.051
- Greeny Blue #42B395 ΔE 0.053
- Bluey Grey #89A0B0 ΔE 0.055
Use #63AEAE 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.