#729CB3
Closest named color: Greyblue (#77A1B5). oklch(67.1% 0.057 232.7), rgb(114, 156, 179).
Aa
Black text reads best on this color (7.12:1).
About this color
#729CB3 is a medium-light, muted blue. In OKLCH its lightness is 67%, its chroma 0.057 and its hue 233°. Its hue sits on the cool side of the wheel. The nearest named color is Greyblue (#77A1B5), ΔE 0.016 away. Black text reads best on it, at 7.12:1.
| Hue family | Blues |
| Lightness | medium-light (67%) |
| Chroma | muted (0.057) |
| Temperature | cool |
| Nearest name | Greyblue (#77A1B5) |
| Black text | 7.12:1 |
| White text | 2.94:1 |
Values
| HEX | #729CB3 |
| RGB | rgb(114, 156, 179) |
| HSL | hsl(201, 30%, 57%) |
| OKLCH | oklch(67.1% 0.057 232.7) |
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 #729CB3 | 2.94:1 | Fails | Lc -61.3 | Content text, not long reading |
| Black text on #729CB3 | 7.12:1 | AAA | Lc 48.1 | Large or bold text, headings |
| #729CB3 text on white | 2.94:1 | Fails | Lc 55.9 | Large or bold text, headings |
| #729CB3 text on black | 7.12:1 | AAA | Lc -45.8 | 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
#E3EBF0
oklch(93.5% 0.011 234.8)
-
Step 200
200
#CDDCE4
oklch(88.6% 0.02 230.7)
-
Step 300
300
#ABC5D4
oklch(80.9% 0.035 233.2)
-
Step 400
400 (this color)
#729CB3
oklch(67.1% 0.057 232.7)
-
Step 500
500
#5A91AE
oklch(63% 0.073 232.6)
-
Step 600
600
#3E7B9A
oklch(55.5% 0.079 232.8)
-
Step 700
700
#306884
oklch(49.2% 0.074 232.8)
-
Step 800
800
#29556B
oklch(42.8% 0.061 232.4)
-
Step 900
900
#264657
oklch(37.7% 0.048 233.2)
-
Step 950
950
#172933
oklch(27% 0.03 233.8)
#729CB3 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) | #919AB4 | 0.039 |
| Deuteranopia (no green cones) | #8893B3 | 0.035 |
| Tritanopia (no blue cones) | #5BA2A3 | 0.042 |
| Achromatopsia (no color) | #969696 | 0.057 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #729CB3
#729CB3
oklch(67.1% 0.057 232.7)
- #B28C75
#B28C75
oklch(67% 0.057 52.6)
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 #729CB3, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Greyblue #77A1B5 ΔE 0.016
- Bluey Grey #89A0B0 ΔE 0.032
- Bluegrey #85A3B2 ΔE 0.032
- Cool Gray #8D99AE ΔE 0.033
- Cadet Blue #5F9EA0 ΔE 0.039
- Silver Lake Blue #778DA9 ΔE 0.040
- Blue Grey #758DA3 ΔE 0.042
- Faded Blue #658CBB ΔE 0.054
Use #729CB3 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.