#729CA5
Closest named color: Cadet Blue (#5F9EA0). oklch(66.5% 0.047 212.3), rgb(114, 156, 165).
Aa
Black text reads best on this color (7.01:1).
About this color
#729CA5 is a medium-light, muted teal or cyan. In OKLCH its lightness is 67%, its chroma 0.047 and its hue 212°. 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 7.01:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (67%) |
| Chroma | muted (0.047) |
| Temperature | cool |
| Nearest name | Cadet Blue (#5F9EA0) |
| Black text | 7.01:1 |
| White text | 2.99:1 |
Values
| HEX | #729CA5 |
| RGB | rgb(114, 156, 165) |
| HSL | hsl(191, 22%, 55%) |
| OKLCH | oklch(66.5% 0.047 212.3) |
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 #729CA5 | 2.99:1 | Fails | Lc -61.9 | Content text, not long reading |
| Black text on #729CA5 | 7.01:1 | AAA | Lc 47.5 | Large or bold text, headings |
| #729CA5 text on white | 2.99:1 | Fails | Lc 56.6 | Large or bold text, headings |
| #729CA5 text on black | 7.01:1 | 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
#F3F6F7
oklch(97.1% 0.003 219.5)
-
Step 100
100
#E5EBEC
oklch(93.6% 0.007 208.8)
-
Step 200
200
#D0DCDE
oklch(88.6% 0.013 208.8)
-
Step 300
300
#B0C5C9
oklch(80.9% 0.024 210.4)
-
Step 400
400
#87A7AE
oklch(70.7% 0.037 212.5)
-
Step 500
500 (this color)
#729CA5
oklch(66.5% 0.047 212.3)
-
Step 600
600
#4E7C85
oklch(55.7% 0.052 211.3)
-
Step 700
700
#3F6871
oklch(49.1% 0.048 213.2)
-
Step 800
800
#34555C
oklch(42.7% 0.04 212.5)
-
Step 900
900
#2E464B
oklch(37.7% 0.031 212.1)
-
Step 950
950
#1B292C
oklch(27% 0.02 212.4)
#729CA5 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) | #9599A6 | 0.045 |
| Deuteranopia (no green cones) | #8C92A5 | 0.041 |
| Tritanopia (no blue cones) | #61A09F | 0.025 |
| Achromatopsia (no color) | #959595 | 0.048 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #729CA5
#729CA5
oklch(66.5% 0.047 212.3)
- #AF8A82
#AF8A82
oklch(66.6% 0.047 32.3)
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 #729CA5, 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 0.026
- Bluey Grey #89A0B0 ΔE 0.036
- Bluegrey #85A3B2 ΔE 0.036
- Cool Gray #8D99AE ΔE 0.039
- Blue Grey #758DA3 ΔE 0.042
- Dull Teal #5F9E8F ΔE 0.043
- Silver Lake Blue #778DA9 ΔE 0.045
Use #729CA5 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.