#63BAAA
Closest named color: Topaz (#13BBAF). oklch(73% 0.088 180.3), rgb(99, 186, 170).
Aa
Black text reads best on this color (9.13:1).
About this color
#63BAAA is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 73%, its chroma 0.088 and its hue 180°. Its hue sits on the cool side of the wheel. The nearest named color is Topaz (#13BBAF), ΔE 0.040 away. Black text reads best on it, at 9.13:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (73%) |
| Chroma | moderately saturated (0.088) |
| Temperature | cool |
| Nearest name | Topaz (#13BBAF) |
| Black text | 9.13:1 |
| White text | 2.29:1 |
Values
| HEX | #63BAAA |
| RGB | rgb(99, 186, 170) |
| HSL | hsl(169, 39%, 56%) |
| OKLCH | oklch(73% 0.088 180.3) |
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 #63BAAA | 2.29:1 | Fails | Lc -50.0 | Large or bold text, headings |
| Black text on #63BAAA | 9.13:1 | AAA | Lc 58.8 | Large or bold text, headings |
| #63BAAA text on white | 2.29:1 | Fails | Lc 45.2 | Large or bold text, headings |
| #63BAAA text on black | 9.13:1 | AAA | Lc -56.9 | 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
#F0F7F6
oklch(97.1% 0.008 186.9)
-
Step 100
100
#DFEEEA
oklch(93.7% 0.017 178.3)
-
Step 200
200
#C4E0DA
oklch(88.4% 0.031 181.2)
-
Step 300
300
#9ACDC2
oklch(80.9% 0.055 180.1)
-
Step 400
400 (this color)
#63BAAA
oklch(73% 0.088 180.3)
-
Step 500
500
#0C9F8C
oklch(63% 0.112 180.2)
-
Step 600
600
#008676
oklch(55.6% 0.1 180.5)
-
Step 700
700
#007163
oklch(49.2% 0.089 180.3)
-
Step 800
800
#005C51
oklch(42.6% 0.077 181.1)
-
Step 900
900
#004D43
oklch(37.7% 0.068 180.3)
-
Step 950
950
#032E27
oklch(27.1% 0.047 179)
#63BAAA 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) | #B3B1A9 | 0.093 |
| Deuteranopia (no green cones) | #A5A7AB | 0.088 |
| Tritanopia (no blue cones) | #3DBDB5 | 0.027 |
| Achromatopsia (no color) | #ABABAB | 0.089 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #63BAAA
#63BAAA
oklch(73% 0.088 180.3)
- #D690A5
#D690A5
oklch(72.9% 0.089 360)
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 #63BAAA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Topaz #13BBAF ΔE 0.040
- Greeny Blue #42B395 ΔE 0.045
- Light Sea Green #20B2AA ΔE 0.049
- Muted Teal #90B494 ΔE 0.049
- Medium Aquamarine #66CDAA ΔE 0.055
- Dark Sea Green #8FBC8F ΔE 0.056
- Pale Teal #82CBB2 ΔE 0.059
- Tea #65AB7C ΔE 0.066
Use #63BAAA 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.