#739CD2
Closest named color: Greyblue (#77A1B5). oklch(68.4% 0.092 255.6), rgb(115, 156, 210).
Aa
Black text reads best on this color (7.41:1).
About this color
#739CD2 is a medium-light, moderately saturated blue. In OKLCH its lightness is 68%, its chroma 0.092 and its hue 256°. Its hue sits on the cool side of the wheel. The nearest named color is Greyblue (#77A1B5), ΔE 0.050 away. Black text reads best on it, at 7.41:1.
| Hue family | Blues |
| Lightness | medium-light (68%) |
| Chroma | moderately saturated (0.092) |
| Temperature | cool |
| Nearest name | Greyblue (#77A1B5) |
| Black text | 7.41:1 |
| White text | 2.83:1 |
Values
| HEX | #739CD2 |
| RGB | rgb(115, 156, 210) |
| HSL | hsl(214, 51%, 64%) |
| OKLCH | oklch(68.4% 0.092 255.6) |
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 #739CD2 | 2.83:1 | Fails | Lc -59.6 | Large or bold text, headings |
| Black text on #739CD2 | 7.41:1 | AAA | Lc 49.8 | Large or bold text, headings |
| #739CD2 text on white | 2.83:1 | Fails | Lc 54.3 | Large or bold text, headings |
| #739CD2 text on black | 7.41:1 | AAA | Lc -47.5 | 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
#CCDBEF
oklch(88.6% 0.032 255.6)
-
Step 300
300
#A8C3E6
oklch(80.9% 0.058 255)
-
Step 400
400 (this color)
#739CD2
oklch(68.4% 0.092 255.6)
-
Step 500
500
#578BCF
oklch(63% 0.117 255.7)
-
Step 600
600
#3B74BC
oklch(55.6% 0.128 255.4)
-
Step 700
700
#2D61A2
oklch(49% 0.118 255.4)
-
Step 800
800
#274F84
oklch(42.6% 0.099 256.3)
-
Step 900
900
#24426A
oklch(37.6% 0.078 256.2)
-
Step 950
950
#16273E
oklch(27% 0.049 256.3)
#739CD2 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) | #879FD4 | 0.027 |
| Deuteranopia (no green cones) | #7C95D1 | 0.020 |
| Tritanopia (no blue cones) | #4DA8AF | 0.081 |
| Achromatopsia (no color) | #999999 | 0.092 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #739CD2
#739CD2
oklch(68.4% 0.092 255.6)
- #BB9256
#BB9256
oklch(68.6% 0.092 75.7)
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 #739CD2, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Greyblue #77A1B5 ΔE 0.050
- Cornflower Blue #6495ED ΔE 0.051
- Faded Blue #658CBB ΔE 0.055
- Cool Gray #8D99AE ΔE 0.059
- Bluey Grey #89A0B0 ΔE 0.060
- Bluegrey #85A3B2 ΔE 0.060
- Silver Lake Blue #778DA9 ΔE 0.064
- Chefchaouen Blue #4895EF ΔE 0.066
Use #739CD2 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.