#6CA3A0
Closest named color: Cadet Blue (#5F9EA0). oklch(67.6% 0.058 191.5), rgb(108, 163, 160).
Aa
Black text reads best on this color (7.38:1).
About this color
#6CA3A0 is a medium-light, muted teal or cyan. In OKLCH its lightness is 68%, its chroma 0.058 and its hue 192°. 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 7.38:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (68%) |
| Chroma | muted (0.058) |
| Temperature | cool |
| Nearest name | Cadet Blue (#5F9EA0) |
| Black text | 7.38:1 |
| White text | 2.84:1 |
Values
| HEX | #6CA3A0 |
| RGB | rgb(108, 163, 160) |
| HSL | hsl(177, 23%, 53%) |
| OKLCH | oklch(67.6% 0.058 191.5) |
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 #6CA3A0 | 2.84:1 | Fails | Lc -59.7 | Large or bold text, headings |
| Black text on #6CA3A0 | 7.38:1 | AAA | Lc 49.6 | Large or bold text, headings |
| #6CA3A0 text on white | 2.84:1 | Fails | Lc 54.5 | Large or bold text, headings |
| #6CA3A0 text on black | 7.38:1 | AAA | Lc -47.4 | 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
#F2F6F6
oklch(97% 0.004 197.1)
-
Step 100
100
#E2ECEB
oklch(93.5% 0.011 189.8)
-
Step 200
200
#CBDEDC
oklch(88.6% 0.02 189.2)
-
Step 300
300
#A7C9C6
oklch(81% 0.037 189.9)
-
Step 400
400 (this color)
#6CA3A0
oklch(67.6% 0.058 191.5)
-
Step 500
500
#4E9895
oklch(63.1% 0.074 192)
-
Step 600
600
#2C827F
oklch(55.5% 0.081 191.8)
-
Step 700
700
#1D6E6B
oklch(49.1% 0.075 191.3)
-
Step 800
800
#1C5A57
oklch(42.8% 0.062 190.5)
-
Step 900
900
#1E4A48
oklch(37.8% 0.049 191.3)
-
Step 950
950
#132B2A
oklch(26.9% 0.03 192)
#6CA3A0 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) | #9D9EA0 | 0.062 |
| Deuteranopia (no green cones) | #9396A1 | 0.058 |
| Tritanopia (no blue cones) | #58A6A2 | 0.020 |
| Achromatopsia (no color) | #999999 | 0.058 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6CA3A0
#6CA3A0
oklch(67.6% 0.058 191.5)
- #B8898E
#B8898E
oklch(67.7% 0.058 11.6)
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 #6CA3A0, 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 0.031
- Greyblue #77A1B5 ΔE 0.037
- Grey Teal #5E9B8A ΔE 0.040
- Bluegrey #85A3B2 ΔE 0.042
- Bluey Grey #89A0B0 ΔE 0.046
- Cool Grey #95A3A6 ΔE 0.052
- Greeny Grey #7EA07A ΔE 0.053
Use #6CA3A0 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.