#739BDA
Closest named color: Cornflower Blue (#6495ED). oklch(68.6% 0.104 259.2), rgb(115, 155, 218).
Aa
Black text reads best on this color (7.42:1).
About this color
#739BDA is a medium-light, moderately saturated blue. In OKLCH its lightness is 69%, its chroma 0.104 and its hue 259°. Its hue sits on the cool side of the wheel. The nearest named color is Cornflower Blue (#6495ED), ΔE 0.040 away. Black text reads best on it, at 7.42:1.
| Hue family | Blues |
| Lightness | medium-light (69%) |
| Chroma | moderately saturated (0.104) |
| Temperature | cool |
| Nearest name | Cornflower Blue (#6495ED) |
| Black text | 7.42:1 |
| White text | 2.82:1 |
Values
| HEX | #739BDA |
| RGB | rgb(115, 155, 218) |
| HSL | hsl(217, 58%, 65%) |
| OKLCH | oklch(68.6% 0.104 259.2) |
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 #739BDA | 2.82:1 | Fails | Lc -59.5 | Large or bold text, headings |
| Black text on #739BDA | 7.42:1 | AAA | Lc 49.9 | Large or bold text, headings |
| #739BDA text on white | 2.82:1 | Fails | Lc 54.2 | Large or bold text, headings |
| #739BDA text on black | 7.42:1 | 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
#F2F6FB
oklch(97.2% 0.008 253.9)
-
Step 100
100
#E3EAF7
oklch(93.6% 0.019 263)
-
Step 200
200
#CBDAF1
oklch(88.4% 0.036 258.9)
-
Step 300
300
#A8C2EB
oklch(80.9% 0.065 259.4)
-
Step 400
400 (this color)
#739BDA
oklch(68.6% 0.104 259.2)
-
Step 500
500
#5789D9
oklch(63.1% 0.133 259.4)
-
Step 600
600
#3C71C6
oklch(55.6% 0.144 259.5)
-
Step 700
700
#2E5EAB
oklch(49% 0.134 259.5)
-
Step 800
800
#274D8B
oklch(42.6% 0.112 259.7)
-
Step 900
900
#24416F
oklch(37.7% 0.087 259.3)
-
Step 950
950
#162641
oklch(27% 0.055 260.3)
#739BDA 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) | #839FDD | 0.023 |
| Deuteranopia (no green cones) | #7795D9 | 0.016 |
| Tritanopia (no blue cones) | #48A9B1 | 0.093 |
| Achromatopsia (no color) | #9A9A9A | 0.104 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #739BDA
#739BDA
oklch(68.6% 0.104 259.2)
- #BC924A
#BC924A
oklch(68.5% 0.103 79.1)
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 #739BDA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cornflower Blue #6495ED ΔE 0.040
- Chefchaouen Blue #4895EF ΔE 0.057
- Perrywinkle #8F8CE7 ΔE 0.058
- Faded Blue #658CBB ΔE 0.060
- Greyblue #77A1B5 ΔE 0.063
- Periwinkle Blue #8F99FB ΔE 0.063
- Soft Blue #6488EA ΔE 0.065
- Dark Sky Blue #448EE4 ΔE 0.065
Use #739BDA 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.