#729BC4
Closest named color: Greyblue (#77A1B5). oklch(67.5% 0.076 249), rgb(114, 155, 196).
Aa
Black text reads best on this color (7.20:1).
About this color
#729BC4 is a medium-light, moderately saturated blue. In OKLCH its lightness is 68%, its chroma 0.076 and its hue 249°. Its hue sits on the cool side of the wheel. The nearest named color is Greyblue (#77A1B5), ΔE 0.033 away. Black text reads best on it, at 7.20:1.
| Hue family | Blues |
| Lightness | medium-light (68%) |
| Chroma | moderately saturated (0.076) |
| Temperature | cool |
| Nearest name | Greyblue (#77A1B5) |
| Black text | 7.20:1 |
| White text | 2.91:1 |
Values
| HEX | #729BC4 |
| RGB | rgb(114, 155, 196) |
| HSL | hsl(210, 41%, 61%) |
| OKLCH | oklch(67.5% 0.076 249) |
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 #729BC4 | 2.91:1 | Fails | Lc -60.8 | Content text, not long reading |
| Black text on #729BC4 | 7.20:1 | AAA | Lc 48.6 | Large or bold text, headings |
| #729BC4 text on white | 2.91:1 | Fails | Lc 55.5 | Large or bold text, headings |
| #729BC4 text on black | 7.20:1 | AAA | Lc -46.3 | 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
#F2F6FA
oklch(97.1% 0.007 247.9)
-
Step 100
100
#E3EBF3
oklch(93.6% 0.014 248)
-
Step 200
200
#CCDBEA
oklch(88.5% 0.026 248.1)
-
Step 300
300
#AAC4DF
oklch(81% 0.048 249.4)
-
Step 400
400 (this color)
#729BC4
oklch(67.5% 0.076 249)
-
Step 500
500
#598EC2
oklch(63.1% 0.097 249.2)
-
Step 600
600
#3D77AE
oklch(55.5% 0.105 249.1)
-
Step 700
700
#2F6496
oklch(49.1% 0.098 249.3)
-
Step 800
800
#285279
oklch(42.7% 0.08 248.7)
-
Step 900
900
#254462
oklch(37.7% 0.064 249.1)
-
Step 950
950
#162839
oklch(27% 0.04 248.2)
#729BC4 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) | #8B9CC6 | 0.032 |
| Deuteranopia (no green cones) | #8193C3 | 0.027 |
| Tritanopia (no blue cones) | #53A4A9 | 0.064 |
| Achromatopsia (no color) | #979797 | 0.076 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #729BC4
#729BC4
oklch(67.5% 0.076 249)
- #B68F63
#B68F63
oklch(67.6% 0.076 69.3)
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 #729BC4, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Greyblue #77A1B5 ΔE 0.033
- Cool Gray #8D99AE ΔE 0.044
- Bluey Grey #89A0B0 ΔE 0.046
- Faded Blue #658CBB ΔE 0.046
- Bluegrey #85A3B2 ΔE 0.046
- Silver Lake Blue #778DA9 ΔE 0.048
- Blue Grey #758DA3 ΔE 0.054
- Cadet Blue #5F9EA0 ΔE 0.064
Use #729BC4 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.