#5AABBC
Closest named color: Greyblue (#77A1B5). oklch(69.6% 0.083 213), rgb(90, 171, 188).
Aa
Black text reads best on this color (7.98:1).
About this color
#5AABBC is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 70%, its chroma 0.083 and its hue 213°. Its hue sits on the cool side of the wheel. The nearest named color is Greyblue (#77A1B5), ΔE 0.036 away. Black text reads best on it, at 7.98:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (70%) |
| Chroma | moderately saturated (0.083) |
| Temperature | cool |
| Nearest name | Greyblue (#77A1B5) |
| Black text | 7.98:1 |
| White text | 2.62:1 |
Values
| HEX | #5AABBC |
| RGB | rgb(90, 171, 188) |
| HSL | hsl(190, 42%, 55%) |
| OKLCH | oklch(69.6% 0.083 213) |
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 #5AABBC | 2.62:1 | Fails | Lc -56.3 | Large or bold text, headings |
| Black text on #5AABBC | 7.98:1 | AAA | Lc 52.9 | Large or bold text, headings |
| #5AABBC text on white | 2.62:1 | Fails | Lc 51.1 | Large or bold text, headings |
| #5AABBC text on black | 7.98:1 | AAA | Lc -50.8 | 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
#F0F7F8
oklch(97.1% 0.008 207.1)
-
Step 100
100
#DFEDF0
oklch(93.7% 0.015 212)
-
Step 200
200
#C5DFE4
oklch(88.6% 0.028 210.5)
-
Step 300
300
#9BCAD5
oklch(80.9% 0.052 213.7)
-
Step 400
400 (this color)
#5AABBC
oklch(69.6% 0.083 213)
-
Step 500
500
#199AAF
oklch(63.2% 0.106 212.3)
-
Step 600
600
#008295
oklch(55.7% 0.097 212.5)
-
Step 700
700
#006D7E
oklch(49.1% 0.086 213.3)
-
Step 800
800
#005967
oklch(42.6% 0.075 213)
-
Step 900
900
#004A56
oklch(37.6% 0.066 213)
-
Step 950
950
#042C33
oklch(27% 0.044 212.2)
#5AABBC 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) | #9EA6BD | 0.077 |
| Deuteranopia (no green cones) | #8F9BBC | 0.069 |
| Tritanopia (no blue cones) | #14B2B0 | 0.047 |
| Achromatopsia (no color) | #A0A0A0 | 0.083 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5AABBC
#5AABBC
oklch(69.6% 0.083 213)
- #CB8B7C
#CB8B7C
oklch(69.7% 0.082 33.7)
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 #5AABBC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Greyblue #77A1B5 ΔE 0.036
- Turquoise Blue #06B1C4 ΔE 0.037
- Bluegrey #85A3B2 ΔE 0.046
- Cadet Blue #5F9EA0 ΔE 0.047
- Light Sea Green #20B2AA ΔE 0.052
- Bluey Grey #89A0B0 ΔE 0.053
- Topaz #13BBAF ΔE 0.063
- Dull Teal #5F9E8F ΔE 0.066
Use #5AABBC 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.