#729BCF
Closest named color: Greyblue (#77A1B5). oklch(68% 0.09 254.7), rgb(114, 155, 207).
Aa
Black text reads best on this color (7.30:1).
About this color
#729BCF is a medium-light, moderately saturated blue. In OKLCH its lightness is 68%, its chroma 0.090 and its hue 255°. Its hue sits on the cool side of the wheel. The nearest named color is Greyblue (#77A1B5), ΔE 0.047 away. Black text reads best on it, at 7.30:1.
| Hue family | Blues |
| Lightness | medium-light (68%) |
| Chroma | moderately saturated (0.090) |
| Temperature | cool |
| Nearest name | Greyblue (#77A1B5) |
| Black text | 7.30:1 |
| White text | 2.87:1 |
Values
| HEX | #729BCF |
| RGB | rgb(114, 155, 207) |
| HSL | hsl(214, 49%, 63%) |
| OKLCH | oklch(68% 0.09 254.7) |
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 #729BCF | 2.87:1 | Fails | Lc -60.2 | Content text, not long reading |
| Black text on #729BCF | 7.30:1 | AAA | Lc 49.2 | Large or bold text, headings |
| #729BCF text on white | 2.87:1 | Fails | Lc 54.9 | Large or bold text, headings |
| #729BCF text on black | 7.30:1 | AAA | Lc -46.9 | 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
#F2F6FB
oklch(97.2% 0.008 253.9)
-
Step 100
100
#E3EBF5
oklch(93.7% 0.016 253.9)
-
Step 200
200
#CCDBEE
oklch(88.6% 0.031 254.3)
-
Step 300
300
#A9C3E5
oklch(80.9% 0.056 255.2)
-
Step 400
400 (this color)
#729BCF
oklch(68% 0.09 254.7)
-
Step 500
500
#578CCD
oklch(63.1% 0.114 254.3)
-
Step 600
600
#3B75BA
oklch(55.7% 0.124 254.2)
-
Step 700
700
#2D62A1
oklch(49.2% 0.116 254.4)
-
Step 800
800
#275082
oklch(42.7% 0.095 254.7)
-
Step 900
900
#244368
oklch(37.8% 0.074 253.9)
-
Step 950
950
#16273D
oklch(27% 0.047 255.4)
#729BCF 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) | #879DD1 | 0.027 |
| Deuteranopia (no green cones) | #7C94CE | 0.021 |
| Tritanopia (no blue cones) | #4DA7AD | 0.079 |
| Achromatopsia (no color) | #989898 | 0.090 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #729BCF
#729BCF
oklch(68% 0.09 254.7)
- #B99057
#B99057
oklch(68% 0.089 74.4)
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 #729BCF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Greyblue #77A1B5 ΔE 0.047
- Faded Blue #658CBB ΔE 0.050
- Cornflower Blue #6495ED ΔE 0.054
- Cool Gray #8D99AE ΔE 0.056
- Bluey Grey #89A0B0 ΔE 0.058
- Bluegrey #85A3B2 ΔE 0.059
- Silver Lake Blue #778DA9 ΔE 0.060
- Chefchaouen Blue #4895EF ΔE 0.067
Use #729BCF 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.