#729FD1
Closest named color: Greyblue (#77A1B5). oklch(69% 0.089 251.7), rgb(114, 159, 209).
Aa
Black text reads best on this color (7.59:1).
About this color
#729FD1 is a medium-light, moderately saturated blue. In OKLCH its lightness is 69%, its chroma 0.089 and its hue 252°. Its hue sits on the cool side of the wheel. The nearest named color is Greyblue (#77A1B5), ΔE 0.044 away. Black text reads best on it, at 7.59:1.
| Hue family | Blues |
| Lightness | medium-light (69%) |
| Chroma | moderately saturated (0.089) |
| Temperature | cool |
| Nearest name | Greyblue (#77A1B5) |
| Black text | 7.59:1 |
| White text | 2.76:1 |
Values
| HEX | #729FD1 |
| RGB | rgb(114, 159, 209) |
| HSL | hsl(212, 51%, 63%) |
| OKLCH | oklch(69% 0.089 251.7) |
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 #729FD1 | 2.76:1 | Fails | Lc -58.5 | Large or bold text, headings |
| Black text on #729FD1 | 7.59:1 | AAA | Lc 50.8 | Large or bold text, headings |
| #729FD1 text on white | 2.76:1 | Fails | Lc 53.3 | Large or bold text, headings |
| #729FD1 text on black | 7.59:1 | AAA | Lc -48.6 | 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
#E2EBF5
oklch(93.6% 0.017 250.8)
-
Step 200
200
#CBDBED
oklch(88.5% 0.03 251.3)
-
Step 300
300
#A7C4E4
oklch(81% 0.055 251.1)
-
Step 400
400 (this color)
#729FD1
oklch(69% 0.089 251.7)
-
Step 500
500
#538DCC
oklch(63.1% 0.113 251.8)
-
Step 600
600
#3676B9
oklch(55.6% 0.123 251.9)
-
Step 700
700
#28639F
oklch(49.1% 0.114 251.6)
-
Step 800
800
#225181
oklch(42.7% 0.095 251.4)
-
Step 900
900
#214368
oklch(37.6% 0.075 252.2)
-
Step 950
950
#14283D
oklch(27.1% 0.047 251)
#729FD1 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) | #8BA1D3 | 0.031 |
| Deuteranopia (no green cones) | #8097D0 | 0.025 |
| Tritanopia (no blue cones) | #4BAAB0 | 0.077 |
| Achromatopsia (no color) | #9B9B9B | 0.089 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #729FD1
#729FD1
oklch(69% 0.089 251.7)
- #BE925C
#BE925C
oklch(69% 0.089 71.2)
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 #729FD1, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Greyblue #77A1B5 ΔE 0.044
- Bluegrey #85A3B2 ΔE 0.055
- Bluey Grey #89A0B0 ΔE 0.056
- Cool Gray #8D99AE ΔE 0.056
- Cornflower Blue #6495ED ΔE 0.058
- Faded Blue #658CBB ΔE 0.060
- Silver Lake Blue #778DA9 ΔE 0.067
- Chefchaouen Blue #4895EF ΔE 0.071
Use #729FD1 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.