#63ABB0
Closest named color: Greyblue (#77A1B5). oklch(69.6% 0.073 201.4), rgb(99, 171, 176).
Aa
Black text reads best on this color (7.98:1).
About this color
#63ABB0 is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 70%, its chroma 0.073 and its hue 201°. Its hue sits on the cool side of the wheel. The nearest named color is Greyblue (#77A1B5), ΔE 0.037 away. Black text reads best on it, at 7.98:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (70%) |
| Chroma | moderately saturated (0.073) |
| Temperature | cool |
| Nearest name | Greyblue (#77A1B5) |
| Black text | 7.98:1 |
| White text | 2.63:1 |
Values
| HEX | #63ABB0 |
| RGB | rgb(99, 171, 176) |
| HSL | hsl(184, 33%, 54%) |
| OKLCH | oklch(69.6% 0.073 201.4) |
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 #63ABB0 | 2.63:1 | Fails | Lc -56.3 | Large or bold text, headings |
| Black text on #63ABB0 | 7.98:1 | AAA | Lc 52.9 | Large or bold text, headings |
| #63ABB0 text on white | 2.63:1 | Fails | Lc 51.2 | Large or bold text, headings |
| #63ABB0 text on black | 7.98:1 | AAA | Lc -50.7 | 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
#C7DEE0
oklch(88.4% 0.025 203.1)
-
Step 300
300
#9FCACD
oklch(80.9% 0.045 201.6)
-
Step 400
400 (this color)
#63ABB0
oklch(69.6% 0.073 201.4)
-
Step 500
500
#329AA1
oklch(63.1% 0.093 201.6)
-
Step 600
600
#00838A
oklch(55.5% 0.094 201.4)
-
Step 700
700
#006E74
oklch(49% 0.083 201.4)
-
Step 800
800
#005A60
oklch(42.6% 0.073 202.7)
-
Step 900
900
#094B4F
oklch(37.7% 0.061 201.4)
-
Step 950
950
#0A2C2E
oklch(27% 0.038 200.7)
#63ABB0 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) | #A1A5B0 | 0.073 |
| Deuteranopia (no green cones) | #949BB0 | 0.069 |
| Tritanopia (no blue cones) | #3EB0AC | 0.032 |
| Achromatopsia (no color) | #A0A0A0 | 0.073 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #63ABB0
#63ABB0
oklch(69.6% 0.073 201.4)
- #C78C89
#C78C89
oklch(69.7% 0.073 22.4)
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 #63ABB0, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Greyblue #77A1B5 ΔE 0.037
- Cadet Blue #5F9EA0 ΔE 0.039
- Bluegrey #85A3B2 ΔE 0.042
- Light Sea Green #20B2AA ΔE 0.046
- Turquoise Blue #06B1C4 ΔE 0.048
- Bluey Grey #89A0B0 ΔE 0.049
- Dull Teal #5F9E8F ΔE 0.053
- Cool Grey #95A3A6 ΔE 0.057
Use #63ABB0 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.