#6CAA9F
Closest named color: Cadet Blue (#5F9EA0). oklch(69.3% 0.066 181.8), rgb(108, 170, 159).
Aa
Black text reads best on this color (7.88:1).
About this color
#6CAA9F is a medium-light, muted teal or cyan. In OKLCH its lightness is 69%, its chroma 0.066 and its hue 182°. Its hue sits on the cool side of the wheel. The nearest named color is Cadet Blue (#5F9EA0), ΔE 0.040 away. Black text reads best on it, at 7.88:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (69%) |
| Chroma | muted (0.066) |
| Temperature | cool |
| Nearest name | Cadet Blue (#5F9EA0) |
| Black text | 7.88:1 |
| White text | 2.66:1 |
Values
| HEX | #6CAA9F |
| RGB | rgb(108, 170, 159) |
| HSL | hsl(169, 27%, 55%) |
| OKLCH | oklch(69.3% 0.066 181.8) |
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 #6CAA9F | 2.66:1 | Fails | Lc -56.9 | Large or bold text, headings |
| Black text on #6CAA9F | 7.88:1 | AAA | Lc 52.3 | Large or bold text, headings |
| #6CAA9F text on white | 2.66:1 | Fails | Lc 51.7 | Large or bold text, headings |
| #6CAA9F text on black | 7.88:1 | AAA | Lc -50.2 | 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
#F2F7F6
oklch(97.2% 0.005 183)
-
Step 100
100
#E2EDEA
oklch(93.7% 0.012 178)
-
Step 200
200
#CADEDA
oklch(88.5% 0.022 182.5)
-
Step 300
300
#A4CAC2
oklch(80.9% 0.042 181)
-
Step 400
400 (this color)
#6CAA9F
oklch(69.3% 0.066 181.8)
-
Step 500
500
#459A8D
oklch(63% 0.085 182.1)
-
Step 600
600
#1D8577
oklch(55.7% 0.093 181.4)
-
Step 700
700
#0A7064
oklch(49% 0.085 181.9)
-
Step 800
800
#115B52
oklch(42.6% 0.07 182.7)
-
Step 900
900
#184B44
oklch(37.7% 0.055 182.7)
-
Step 950
950
#102C28
oklch(27% 0.035 183.1)
#6CAA9F 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) | #A5A39F | 0.071 |
| Deuteranopia (no green cones) | #9A9BA0 | 0.067 |
| Tritanopia (no blue cones) | #57ACA7 | 0.020 |
| Achromatopsia (no color) | #9F9F9F | 0.067 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6CAA9F
#6CAA9F
oklch(69.3% 0.066 181.8)
- #C08B99
#C08B99
oklch(69.2% 0.067 1.6)
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 #6CAA9F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cadet Blue #5F9EA0 ΔE 0.040
- Dull Teal #5F9E8F ΔE 0.041
- Greeny Blue #42B395 ΔE 0.047
- Light Sea Green #20B2AA ΔE 0.049
- Grey Green #86A17D ΔE 0.050
- Bluegrey #85A3B2 ΔE 0.050
- Greyblue #77A1B5 ΔE 0.050
- Pewter #96A8A1 ΔE 0.050
Use #6CAA9F 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.