#5F9FA7
Closest named color: Cadet Blue (#5F9EA0). oklch(66.3% 0.067 205.9), rgb(95, 159, 167).
Aa
Black text reads best on this color (7.00:1).
About this color
#5F9FA7 is a medium-light, muted teal or cyan. In OKLCH its lightness is 66%, its chroma 0.067 and its hue 206°. Its hue sits on the cool side of the wheel. The nearest named color is Cadet Blue (#5F9EA0), ΔE 0.010 away. Black text reads best on it, at 7.00:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (66%) |
| Chroma | muted (0.067) |
| Temperature | cool |
| Nearest name | Cadet Blue (#5F9EA0) |
| Black text | 7.00:1 |
| White text | 2.99:1 |
Values
| HEX | #5F9FA7 |
| RGB | rgb(95, 159, 167) |
| HSL | hsl(187, 29%, 51%) |
| OKLCH | oklch(66.3% 0.067 205.9) |
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 #5F9FA7 | 2.99:1 | Fails | Lc -61.9 | Content text, not long reading |
| Black text on #5F9FA7 | 7.00:1 | AAA | Lc 47.5 | Large or bold text, headings |
| #5F9FA7 text on white | 2.99:1 | Fails | Lc 56.5 | Large or bold text, headings |
| #5F9FA7 text on black | 7.00:1 | AAA | Lc -45.2 | 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 500.
-
Step 50
50
#F2F6F7
oklch(97% 0.004 214.3)
-
Step 100
100
#E3ECED
oklch(93.7% 0.01 204.9)
-
Step 200
200
#CCDDDF
oklch(88.5% 0.018 205.3)
-
Step 300
300
#A9C7CB
oklch(80.9% 0.033 206.4)
-
Step 400
400
#7AAAB1
oklch(70.6% 0.052 207.3)
-
Step 500
500 (this color)
#5F9FA7
oklch(66.3% 0.067 205.9)
-
Step 600
600
#377F88
oklch(55.5% 0.072 206.4)
-
Step 700
700
#296C73
oklch(49.2% 0.067 204.8)
-
Step 800
800
#24585E
oklch(42.8% 0.056 205.6)
-
Step 900
900
#23484D
oklch(37.6% 0.043 206.9)
-
Step 950
950
#152A2D
oklch(26.9% 0.027 207.4)
#5F9FA7 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) | #969AA8 | 0.067 |
| Deuteranopia (no green cones) | #8A91A7 | 0.061 |
| Tritanopia (no blue cones) | #3EA4A1 | 0.032 |
| Achromatopsia (no color) | #959595 | 0.067 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5F9FA7
#5F9FA7
oklch(66.3% 0.067 205.9)
- #B9837E
#B9837E
oklch(66.2% 0.068 25)
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 #5F9FA7, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cadet Blue #5F9EA0 ΔE 0.010
- Dull Teal #5F9E8F ΔE 0.035
- Greyblue #77A1B5 ΔE 0.036
- Grey Teal #5E9B8A ΔE 0.042
- Sea #3C9992 ΔE 0.048
- Bluegrey #85A3B2 ΔE 0.049
- Bluey Grey #89A0B0 ΔE 0.052
- Blue Grey #758DA3 ΔE 0.053
Use #5F9FA7 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.