#729DBE
Closest named color: Greyblue (#77A1B5). oklch(67.7% 0.068 242), rgb(114, 157, 190).
Aa
Black text reads best on this color (7.28:1).
About this color
#729DBE is a medium-light, muted blue. In OKLCH its lightness is 68%, its chroma 0.068 and its hue 242°. Its hue sits on the cool side of the wheel. The nearest named color is Greyblue (#77A1B5), ΔE 0.021 away. Black text reads best on it, at 7.28:1.
| Hue family | Blues |
| Lightness | medium-light (68%) |
| Chroma | muted (0.068) |
| Temperature | cool |
| Nearest name | Greyblue (#77A1B5) |
| Black text | 7.28:1 |
| White text | 2.88:1 |
Values
| HEX | #729DBE |
| RGB | rgb(114, 157, 190) |
| HSL | hsl(206, 37%, 60%) |
| OKLCH | oklch(67.7% 0.068 242) |
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 #729DBE | 2.88:1 | Fails | Lc -60.3 | Content text, not long reading |
| Black text on #729DBE | 7.28:1 | AAA | Lc 49.0 | Large or bold text, headings |
| #729DBE text on white | 2.88:1 | Fails | Lc 55.0 | Large or bold text, headings |
| #729DBE text on black | 7.28:1 | AAA | Lc -46.8 | 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
#F2F6F9
oklch(97.1% 0.006 239.8)
-
Step 100
100
#E3EBF1
oklch(93.6% 0.012 239.9)
-
Step 200
200
#CCDBE8
oklch(88.4% 0.024 244.2)
-
Step 300
300
#A9C5DA
oklch(80.9% 0.042 240.5)
-
Step 400
400 (this color)
#729DBE
oklch(67.7% 0.068 242)
-
Step 500
500
#5890B9
oklch(63.1% 0.086 241.7)
-
Step 600
600
#3B79A6
oklch(55.5% 0.095 242.6)
-
Step 700
700
#2D668E
oklch(49.1% 0.088 242.2)
-
Step 800
800
#265373
oklch(42.6% 0.073 242.2)
-
Step 900
900
#24455D
oklch(37.7% 0.057 241.9)
-
Step 950
950
#162936
oklch(27.1% 0.035 239.7)
#729DBE 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) | #8F9DC0 | 0.036 |
| Deuteranopia (no green cones) | #8594BD | 0.032 |
| Tritanopia (no blue cones) | #56A5A8 | 0.055 |
| Achromatopsia (no color) | #989898 | 0.068 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #729DBE
#729DBE
oklch(67.7% 0.068 242)
- #B68E6C
#B68E6C
oklch(67.6% 0.068 61.7)
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 #729DBE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Greyblue #77A1B5 ΔE 0.021
- Bluegrey #85A3B2 ΔE 0.037
- Bluey Grey #89A0B0 ΔE 0.037
- Cool Gray #8D99AE ΔE 0.038
- Silver Lake Blue #778DA9 ΔE 0.047
- Blue Grey #758DA3 ΔE 0.051
- Faded Blue #658CBB ΔE 0.052
- Cadet Blue #5F9EA0 ΔE 0.053
Use #729DBE 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.