#729FCA
Closest named color: Greyblue (#77A1B5). oklch(68.7% 0.08 247.9), rgb(114, 159, 202).
Aa
Black text reads best on this color (7.52:1).
About this color
#729FCA is a medium-light, moderately saturated blue. In OKLCH its lightness is 69%, its chroma 0.080 and its hue 248°. Its hue sits on the cool side of the wheel. The nearest named color is Greyblue (#77A1B5), ΔE 0.034 away. Black text reads best on it, at 7.52:1.
| Hue family | Blues |
| Lightness | medium-light (69%) |
| Chroma | moderately saturated (0.080) |
| Temperature | cool |
| Nearest name | Greyblue (#77A1B5) |
| Black text | 7.52:1 |
| White text | 2.78:1 |
Values
| HEX | #729FCA |
| RGB | rgb(114, 159, 202) |
| HSL | hsl(209, 45%, 62%) |
| OKLCH | oklch(68.7% 0.08 247.9) |
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 #729FCA | 2.78:1 | Fails | Lc -58.9 | Large or bold text, headings |
| Black text on #729FCA | 7.52:1 | AAA | Lc 50.4 | Large or bold text, headings |
| #729FCA text on white | 2.78:1 | Fails | Lc 53.7 | Large or bold text, headings |
| #729FCA text on black | 7.52:1 | AAA | Lc -48.2 | 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
#CBDBEB
oklch(88.4% 0.028 248.1)
-
Step 300
300
#A8C4E0
oklch(80.9% 0.05 248.4)
-
Step 400
400 (this color)
#729FCA
oklch(68.7% 0.08 247.9)
-
Step 500
500
#548EC5
oklch(63% 0.103 248.6)
-
Step 600
600
#3778B1
oklch(55.7% 0.111 247.8)
-
Step 700
700
#286498
oklch(49% 0.104 248)
-
Step 800
800
#23527B
oklch(42.6% 0.085 247.7)
-
Step 900
900
#224463
oklch(37.6% 0.067 248)
-
Step 950
950
#15283A
oklch(27% 0.042 248.4)
#729FCA 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) | #8EA0CC | 0.035 |
| Deuteranopia (no green cones) | #8397C9 | 0.028 |
| Tritanopia (no blue cones) | #4FA9AD | 0.069 |
| Achromatopsia (no color) | #9B9B9B | 0.080 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #729FCA
#729FCA
oklch(68.7% 0.08 247.9)
- #BC9163
#BC9163
oklch(68.7% 0.081 67.7)
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 #729FCA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Greyblue #77A1B5 ΔE 0.034
- Bluegrey #85A3B2 ΔE 0.046
- Bluey Grey #89A0B0 ΔE 0.047
- Cool Gray #8D99AE ΔE 0.048
- Faded Blue #658CBB ΔE 0.057
- Silver Lake Blue #778DA9 ΔE 0.060
- Cool Steel #97A7B3 ΔE 0.065
- Blue Grey #758DA3 ΔE 0.066
Use #729FCA 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.