#739FBE
Closest named color: Greyblue (#77A1B5). oklch(68.2% 0.066 239.7), rgb(115, 159, 190).
Aa
Black text reads best on this color (7.43:1).
About this color
#739FBE is a medium-light, muted blue. In OKLCH its lightness is 68%, its chroma 0.066 and its hue 240°. Its hue sits on the cool side of the wheel. The nearest named color is Greyblue (#77A1B5), ΔE 0.017 away. Black text reads best on it, at 7.43:1.
| Hue family | Blues |
| Lightness | medium-light (68%) |
| Chroma | muted (0.066) |
| Temperature | cool |
| Nearest name | Greyblue (#77A1B5) |
| Black text | 7.43:1 |
| White text | 2.82:1 |
Values
| HEX | #739FBE |
| RGB | rgb(115, 159, 190) |
| HSL | hsl(205, 37%, 60%) |
| OKLCH | oklch(68.2% 0.066 239.7) |
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 #739FBE | 2.82:1 | Fails | Lc -59.5 | Large or bold text, headings |
| Black text on #739FBE | 7.43:1 | AAA | Lc 49.8 | Large or bold text, headings |
| #739FBE text on white | 2.82:1 | Fails | Lc 54.2 | Large or bold text, headings |
| #739FBE text on black | 7.43:1 | AAA | Lc -47.6 | 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
#F2F6F9
oklch(97.1% 0.006 239.8)
-
Step 100
100
#E3EBF1
oklch(93.6% 0.012 239.9)
-
Step 200
200
#CCDCE7
oklch(88.6% 0.023 237.7)
-
Step 300
300
#A9C5D9
oklch(80.9% 0.041 239.1)
-
Step 400
400 (this color)
#739FBE
oklch(68.2% 0.066 239.7)
-
Step 500
500
#5790B7
oklch(63% 0.084 239.9)
-
Step 600
600
#3A7AA3
oklch(55.5% 0.091 239.4)
-
Step 700
700
#2C678C
oklch(49.2% 0.085 239.4)
-
Step 800
800
#265472
oklch(42.8% 0.071 239.9)
-
Step 900
900
#24455C
oklch(37.6% 0.055 240.8)
-
Step 950
950
#162936
oklch(27.1% 0.035 239.7)
#739FBE 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) | #929EC0 | 0.039 |
| Deuteranopia (no green cones) | #8796BD | 0.033 |
| Tritanopia (no blue cones) | #58A7A9 | 0.053 |
| Achromatopsia (no color) | #9A9A9A | 0.066 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #739FBE
#739FBE
oklch(68.2% 0.066 239.7)
- #B89070
#B89070
oklch(68.3% 0.066 60)
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 #739FBE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Greyblue #77A1B5 ΔE 0.017
- Bluegrey #85A3B2 ΔE 0.032
- Bluey Grey #89A0B0 ΔE 0.033
- Cool Gray #8D99AE ΔE 0.037
- Silver Lake Blue #778DA9 ΔE 0.051
- Cadet Blue #5F9EA0 ΔE 0.052
- Blue Grey #758DA3 ΔE 0.055
- Cool Steel #97A7B3 ΔE 0.056
Use #739FBE 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.