#5BB2AF
Closest named color: Light Sea Green (#20B2AA). oklch(70.9% 0.084 192.5), rgb(91, 178, 175).
Aa
Black text reads best on this color (8.43:1).
About this color
#5BB2AF is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 71%, its chroma 0.084 and its hue 192°. Its hue sits on the cool side of the wheel. The nearest named color is Light Sea Green (#20B2AA), ΔE 0.035 away. Black text reads best on it, at 8.43:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (71%) |
| Chroma | moderately saturated (0.084) |
| Temperature | cool |
| Nearest name | Light Sea Green (#20B2AA) |
| Black text | 8.43:1 |
| White text | 2.49:1 |
Values
| HEX | #5BB2AF |
| RGB | rgb(91, 178, 175) |
| HSL | hsl(178, 36%, 53%) |
| OKLCH | oklch(70.9% 0.084 192.5) |
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 #5BB2AF | 2.49:1 | Fails | Lc -53.8 | Large or bold text, headings |
| Black text on #5BB2AF | 8.43:1 | AAA | Lc 55.3 | Large or bold text, headings |
| #5BB2AF text on white | 2.49:1 | Fails | Lc 48.7 | Large or bold text, headings |
| #5BB2AF text on black | 8.43:1 | AAA | Lc -53.2 | 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
#F0F7F7
oklch(97.1% 0.007 197)
-
Step 100
100
#DFEDEC
oklch(93.5% 0.015 191.8)
-
Step 200
200
#C4E0DE
oklch(88.6% 0.03 191.4)
-
Step 300
300
#99CCC9
oklch(80.9% 0.053 191.6)
-
Step 400
400 (this color)
#5BB2AF
oklch(70.9% 0.084 192.5)
-
Step 500
500
#049E9B
oklch(63.2% 0.108 192.4)
-
Step 600
600
#008582
oklch(55.7% 0.096 192)
-
Step 700
700
#006F6D
oklch(49% 0.084 192.6)
-
Step 800
800
#005B5A
oklch(42.6% 0.073 193.5)
-
Step 900
900
#004C4B
oklch(37.7% 0.064 193.2)
-
Step 950
950
#022D2C
oklch(26.9% 0.045 192.4)
#5BB2AF 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) | #A9AAAF | 0.089 |
| Deuteranopia (no green cones) | #9A9FB0 | 0.084 |
| Tritanopia (no blue cones) | #27B6B1 | 0.030 |
| Achromatopsia (no color) | #A4A4A4 | 0.085 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5BB2AF
#5BB2AF
oklch(70.9% 0.084 192.5)
- #D08B93
#D08B93
oklch(70.8% 0.085 11.8)
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 #5BB2AF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Sea Green #20B2AA ΔE 0.035
- Topaz #13BBAF ΔE 0.040
- Greeny Blue #42B395 ΔE 0.046
- Turquoise Blue #06B1C4 ΔE 0.046
- Cadet Blue #5F9EA0 ΔE 0.055
- Greyblue #77A1B5 ΔE 0.057
- Bluegrey #85A3B2 ΔE 0.059
- Dull Teal #5F9E8F ΔE 0.062
Use #5BB2AF 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.