#729EB5
Closest named color: Greyblue (#77A1B5). oklch(67.6% 0.059 231.5), rgb(114, 158, 181).
Aa
Black text reads best on this color (7.27:1).
About this color
#729EB5 is a medium-light, muted blue. In OKLCH its lightness is 68%, its chroma 0.059 and its hue 231°. 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 7.27:1.
| Hue family | Blues |
| Lightness | medium-light (68%) |
| Chroma | muted (0.059) |
| Temperature | cool |
| Nearest name | Greyblue (#77A1B5) |
| Black text | 7.27:1 |
| White text | 2.88:1 |
Values
| HEX | #729EB5 |
| RGB | rgb(114, 158, 181) |
| HSL | hsl(201, 31%, 58%) |
| OKLCH | oklch(67.6% 0.059 231.5) |
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 #729EB5 | 2.88:1 | Fails | Lc -60.4 | Content text, not long reading |
| Black text on #729EB5 | 7.27:1 | AAA | Lc 49.0 | Large or bold text, headings |
| #729EB5 text on white | 2.88:1 | Fails | Lc 55.1 | Large or bold text, headings |
| #729EB5 text on black | 7.27:1 | AAA | Lc -46.7 | 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
#CCDCE4
oklch(88.5% 0.02 229.1)
-
Step 300
300
#AAC5D4
oklch(80.8% 0.036 232.2)
-
Step 400
400 (this color)
#729EB5
oklch(67.6% 0.059 231.5)
-
Step 500
500
#5892AF
oklch(63.2% 0.075 231.4)
-
Step 600
600
#3B7C9B
oklch(55.7% 0.082 231.5)
-
Step 700
700
#2D6884
oklch(49.1% 0.076 231.8)
-
Step 800
800
#26556B
oklch(42.7% 0.063 231)
-
Step 900
900
#244657
oklch(37.6% 0.049 231.8)
-
Step 950
950
#162933
oklch(26.9% 0.031 232.5)
#729EB5 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) | #939CB6 | 0.042 |
| Deuteranopia (no green cones) | #8995B5 | 0.036 |
| Tritanopia (no blue cones) | #5AA4A5 | 0.043 |
| Achromatopsia (no color) | #989898 | 0.059 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #729EB5
#729EB5
oklch(67.6% 0.059 231.5)
- #B58D76
#B58D76
oklch(67.5% 0.059 51.3)
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 #729EB5, 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 0.029
- Bluey Grey #89A0B0 ΔE 0.030
- Cool Gray #8D99AE ΔE 0.034
- Cadet Blue #5F9EA0 ΔE 0.040
- Silver Lake Blue #778DA9 ΔE 0.046
- Blue Grey #758DA3 ΔE 0.048
- Cool Grey #95A3A6 ΔE 0.052
Use #729EB5 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.