#729EB3
Closest named color: Greyblue (#77A1B5). oklch(67.5% 0.057 229.1), rgb(114, 158, 179).
Aa
Black text reads best on this color (7.25:1).
About this color
#729EB3 is a medium-light, muted teal or cyan. In OKLCH its lightness is 68%, its chroma 0.057 and its hue 229°. Its hue sits on the cool side of the wheel. The nearest named color is Greyblue (#77A1B5), ΔE 0.011 away. Black text reads best on it, at 7.25:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (68%) |
| Chroma | muted (0.057) |
| Temperature | cool |
| Nearest name | Greyblue (#77A1B5) |
| Black text | 7.25:1 |
| White text | 2.89:1 |
Values
| HEX | #729EB3 |
| RGB | rgb(114, 158, 179) |
| HSL | hsl(199, 30%, 57%) |
| OKLCH | oklch(67.5% 0.057 229.1) |
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 #729EB3 | 2.89:1 | Fails | Lc -60.5 | Content text, not long reading |
| Black text on #729EB3 | 7.25:1 | AAA | Lc 48.9 | Large or bold text, headings |
| #729EB3 text on white | 2.89:1 | Fails | Lc 55.2 | Large or bold text, headings |
| #729EB3 text on black | 7.25:1 | AAA | Lc -46.6 | 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
#F2F6F8
oklch(97.1% 0.005 228.8)
-
Step 100
100
#E3EBEF
oklch(93.5% 0.01 228.9)
-
Step 200
200
#CDDCE4
oklch(88.6% 0.02 230.7)
-
Step 300
300
#AAC6D3
oklch(81% 0.035 227.5)
-
Step 400
400 (this color)
#729EB3
oklch(67.5% 0.057 229.1)
-
Step 500
500
#5892AD
oklch(63.1% 0.073 229.5)
-
Step 600
600
#3C7C98
oklch(55.6% 0.078 229.1)
-
Step 700
700
#2D6882
oklch(49% 0.074 229.8)
-
Step 800
800
#27556A
oklch(42.7% 0.061 230.2)
-
Step 900
900
#254656
oklch(37.6% 0.047 230.9)
-
Step 950
950
#162932
oklch(26.9% 0.03 229.7)
#729EB3 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) | #939CB4 | 0.042 |
| Deuteranopia (no green cones) | #8A95B3 | 0.037 |
| Tritanopia (no blue cones) | #5BA4A5 | 0.040 |
| Achromatopsia (no color) | #989898 | 0.057 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #729EB3
#729EB3
oklch(67.5% 0.057 229.1)
- #B48D78
#B48D78
oklch(67.5% 0.056 49.7)
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 #729EB3, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Greyblue #77A1B5 ΔE 0.011
- Bluegrey #85A3B2 ΔE 0.028
- Bluey Grey #89A0B0 ΔE 0.029
- Cool Gray #8D99AE ΔE 0.034
- Cadet Blue #5F9EA0 ΔE 0.038
- Silver Lake Blue #778DA9 ΔE 0.046
- Blue Grey #758DA3 ΔE 0.047
- Cool Grey #95A3A6 ΔE 0.051
Use #729EB3 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.