#5BABB5
Closest named color: Greyblue (#77A1B5). oklch(69.4% 0.08 206.1), rgb(91, 171, 181).
Aa
Black text reads best on this color (7.93:1).
About this color
#5BABB5 is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 69%, its chroma 0.080 and its hue 206°. 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 7.93:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (69%) |
| Chroma | moderately saturated (0.080) |
| Temperature | cool |
| Nearest name | Greyblue (#77A1B5) |
| Black text | 7.93:1 |
| White text | 2.64:1 |
Values
| HEX | #5BABB5 |
| RGB | rgb(91, 171, 181) |
| HSL | hsl(187, 38%, 53%) |
| OKLCH | oklch(69.4% 0.08 206.1) |
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 #5BABB5 | 2.64:1 | Fails | Lc -56.5 | Large or bold text, headings |
| Black text on #5BABB5 | 7.93:1 | AAA | Lc 52.7 | Large or bold text, headings |
| #5BABB5 text on white | 2.64:1 | Fails | Lc 51.4 | Large or bold text, headings |
| #5BABB5 text on black | 7.93:1 | AAA | Lc -50.5 | 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
#F1F7F8
oklch(97.2% 0.007 208.8)
-
Step 100
100
#DFEDEF
oklch(93.6% 0.015 207.1)
-
Step 200
200
#C5DFE2
oklch(88.5% 0.028 205.1)
-
Step 300
300
#9BCAD0
oklch(80.8% 0.05 205.9)
-
Step 400
400 (this color)
#5BABB5
oklch(69.4% 0.08 206.1)
-
Step 500
500
#1E9BA8
oklch(63.2% 0.102 205.9)
-
Step 600
600
#00838F
oklch(55.7% 0.095 206.1)
-
Step 700
700
#006E78
oklch(49.1% 0.084 205.8)
-
Step 800
800
#005A63
oklch(42.7% 0.073 206.6)
-
Step 900
900
#004B52
oklch(37.7% 0.064 205.5)
-
Step 950
950
#052C31
oklch(27% 0.042 207.6)
#5BABB5 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) | #A0A5B6 | 0.079 |
| Deuteranopia (no green cones) | #919AB5 | 0.073 |
| Tritanopia (no blue cones) | #24B1AE | 0.039 |
| Achromatopsia (no color) | #9F9F9F | 0.080 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5BABB5
#5BABB5
oklch(69.4% 0.08 206.1)
- #CA8A83
#CA8A83
oklch(69.6% 0.08 26.2)
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 #5BABB5, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Greyblue #77A1B5 ΔE 0.037
- Turquoise Blue #06B1C4 ΔE 0.040
- Cadet Blue #5F9EA0 ΔE 0.041
- Light Sea Green #20B2AA ΔE 0.045
- Bluegrey #85A3B2 ΔE 0.046
- Bluey Grey #89A0B0 ΔE 0.054
- Dull Teal #5F9E8F ΔE 0.057
- Topaz #13BBAF ΔE 0.058
Use #5BABB5 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.