#55A49D
Closest named color: Cadet Blue (#5F9EA0). oklch(66.7% 0.079 187.9), rgb(85, 164, 157).
Aa
Black text reads best on this color (7.18:1).
About this color
#55A49D is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 67%, its chroma 0.079 and its hue 188°. Its hue sits on the cool side of the wheel. The nearest named color is Cadet Blue (#5F9EA0), ΔE 0.021 away. Black text reads best on it, at 7.18:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (67%) |
| Chroma | moderately saturated (0.079) |
| Temperature | cool |
| Nearest name | Cadet Blue (#5F9EA0) |
| Black text | 7.18:1 |
| White text | 2.92:1 |
Values
| HEX | #55A49D |
| RGB | rgb(85, 164, 157) |
| HSL | hsl(175, 32%, 49%) |
| OKLCH | oklch(66.7% 0.079 187.9) |
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 #55A49D | 2.92:1 | Fails | Lc -60.8 | Content text, not long reading |
| Black text on #55A49D | 7.18:1 | AAA | Lc 48.6 | Large or bold text, headings |
| #55A49D text on white | 2.92:1 | Fails | Lc 55.5 | Large or bold text, headings |
| #55A49D text on black | 7.18:1 | AAA | Lc -46.3 | 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 500.
-
Step 50
50
#F2F7F6
oklch(97.2% 0.005 183)
-
Step 100
100
#E2ECEB
oklch(93.5% 0.011 189.8)
-
Step 200
200
#CADEDC
oklch(88.5% 0.022 189.5)
-
Step 300
300
#A5C9C5
oklch(80.9% 0.039 188.1)
-
Step 400
400
#73ADA8
oklch(70.6% 0.061 189)
-
Step 500
500 (this color)
#55A49D
oklch(66.7% 0.079 187.9)
-
Step 600
600
#25837C
oklch(55.5% 0.086 187.7)
-
Step 700
700
#156F69
oklch(49.1% 0.08 188)
-
Step 800
800
#165A56
oklch(42.6% 0.066 189.2)
-
Step 900
900
#1B4A47
oklch(37.6% 0.051 189.5)
-
Step 950
950
#112C29
oklch(27.1% 0.034 185.9)
#55A49D 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) | #9D9D9D | 0.084 |
| Deuteranopia (no green cones) | #8F939E | 0.078 |
| Tritanopia (no blue cones) | #2CA7A2 | 0.026 |
| Achromatopsia (no color) | #979797 | 0.079 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #55A49D
#55A49D
oklch(66.7% 0.079 187.9)
- #BF808B
#BF808B
oklch(66.7% 0.079 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 #55A49D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cadet Blue #5F9EA0 ΔE 0.021
- Dull Teal #5F9E8F ΔE 0.022
- Grey Teal #5E9B8A ΔE 0.031
- Sea #3C9992 ΔE 0.041
- Light Sea Green #20B2AA ΔE 0.043
- Persian Green #2A9D8F ΔE 0.043
- Greeny Blue #42B395 ΔE 0.050
- Blue Green #0F9B8E ΔE 0.054
Use #55A49D 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.