#5FA3AF
Closest named color: Cadet Blue (#5F9EA0). oklch(67.5% 0.071 210.1), rgb(95, 163, 175).
Aa
Black text reads best on this color (7.34:1).
About this color
#5FA3AF is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 67%, its chroma 0.071 and its hue 210°. Its hue sits on the cool side of the wheel. The nearest named color is Cadet Blue (#5F9EA0), ΔE 0.023 away. Black text reads best on it, at 7.34:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (67%) |
| Chroma | moderately saturated (0.071) |
| Temperature | cool |
| Nearest name | Cadet Blue (#5F9EA0) |
| Black text | 7.34:1 |
| White text | 2.85:1 |
Values
| HEX | #5FA3AF |
| RGB | rgb(95, 163, 175) |
| HSL | hsl(189, 33%, 53%) |
| OKLCH | oklch(67.5% 0.071 210.1) |
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 #5FA3AF | 2.85:1 | Fails | Lc -59.9 | Large or bold text, headings |
| Black text on #5FA3AF | 7.34:1 | AAA | Lc 49.4 | Large or bold text, headings |
| #5FA3AF text on white | 2.85:1 | Fails | Lc 54.6 | Large or bold text, headings |
| #5FA3AF text on black | 7.34:1 | AAA | Lc -47.2 | 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
#F1F7F8
oklch(97.2% 0.007 208.8)
-
Step 100
100
#E1ECEF
oklch(93.6% 0.012 215.8)
-
Step 200
200
#C7DEE2
oklch(88.5% 0.025 209.3)
-
Step 300
300
#A0C9D1
oklch(80.9% 0.045 210.8)
-
Step 400
400 (this color)
#5FA3AF
oklch(67.5% 0.071 210.1)
-
Step 500
500
#3898A8
oklch(63% 0.091 210.5)
-
Step 600
600
#008292
oklch(55.6% 0.096 209.8)
-
Step 700
700
#006D7B
oklch(49% 0.085 210.2)
-
Step 800
800
#005A65
oklch(42.8% 0.074 209.1)
-
Step 900
900
#0E4A53
oklch(37.7% 0.059 210)
-
Step 950
950
#0C2B31
oklch(26.9% 0.038 212.5)
#5FA3AF 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) | #989EB0 | 0.068 |
| Deuteranopia (no green cones) | #8B95AF | 0.061 |
| Tritanopia (no blue cones) | #38A9A7 | 0.037 |
| Achromatopsia (no color) | #999999 | 0.072 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5FA3AF
#5FA3AF
oklch(67.5% 0.071 210.1)
- #BF877D
#BF877D
oklch(67.6% 0.071 30.3)
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 #5FA3AF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cadet Blue #5F9EA0 ΔE 0.023
- Greyblue #77A1B5 ΔE 0.029
- Bluegrey #85A3B2 ΔE 0.043
- Dull Teal #5F9E8F ΔE 0.046
- Bluey Grey #89A0B0 ΔE 0.047
- Turquoise Blue #06B1C4 ΔE 0.052
- Grey Teal #5E9B8A ΔE 0.054
- Light Sea Green #20B2AA ΔE 0.057
Use #5FA3AF 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.