#729CC5
Closest named color: Greyblue (#77A1B5). oklch(67.8% 0.076 248.4), rgb(114, 156, 197).
Aa
Black text reads best on this color (7.27:1).
About this color
#729CC5 is a medium-light, moderately saturated blue. In OKLCH its lightness is 68%, its chroma 0.076 and its hue 248°. Its hue sits on the cool side of the wheel. The nearest named color is Greyblue (#77A1B5), ΔE 0.032 away. Black text reads best on it, at 7.27:1.
| Hue family | Blues |
| Lightness | medium-light (68%) |
| Chroma | moderately saturated (0.076) |
| Temperature | cool |
| Nearest name | Greyblue (#77A1B5) |
| Black text | 7.27:1 |
| White text | 2.88:1 |
Values
| HEX | #729CC5 |
| RGB | rgb(114, 156, 197) |
| HSL | hsl(210, 42%, 61%) |
| OKLCH | oklch(67.8% 0.076 248.4) |
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 #729CC5 | 2.88:1 | Fails | Lc -60.4 | Content text, not long reading |
| Black text on #729CC5 | 7.27:1 | AAA | Lc 49.0 | Large or bold text, headings |
| #729CC5 text on white | 2.88:1 | Fails | Lc 55.1 | Large or bold text, headings |
| #729CC5 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
#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
#A9C4DF
oklch(80.9% 0.048 248.4)
-
Step 400
400 (this color)
#729CC5
oklch(67.8% 0.076 248.4)
-
Step 500
500
#588EC2
oklch(63.1% 0.098 248.7)
-
Step 600
600
#3C77AE
oklch(55.5% 0.106 248.8)
-
Step 700
700
#2D6496
oklch(49% 0.099 248.6)
-
Step 800
800
#275279
oklch(42.7% 0.081 248.2)
-
Step 900
900
#244462
oklch(37.7% 0.064 248.4)
-
Step 950
950
#162839
oklch(27% 0.04 248.2)
#729CC5 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) | #8C9DC7 | 0.033 |
| Deuteranopia (no green cones) | #8194C4 | 0.027 |
| Tritanopia (no blue cones) | #53A5AA | 0.064 |
| Achromatopsia (no color) | #989898 | 0.076 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #729CC5
#729CC5
oklch(67.8% 0.076 248.4)
- #B78F63
#B78F63
oklch(67.7% 0.077 68.6)
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 #729CC5, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Greyblue #77A1B5 ΔE 0.032
- Cool Gray #8D99AE ΔE 0.044
- Bluey Grey #89A0B0 ΔE 0.045
- Bluegrey #85A3B2 ΔE 0.045
- Faded Blue #658CBB ΔE 0.049
- Silver Lake Blue #778DA9 ΔE 0.050
- Blue Grey #758DA3 ΔE 0.056
- Cadet Blue #5F9EA0 ΔE 0.064
Use #729CC5 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.