#738FE2
Closest named color: Cornflower Blue (#6495ED). oklch(66.5% 0.128 268.7), rgb(115, 143, 226).
Aa
Black text reads best on this color (6.75:1).
About this color
#738FE2 is a medium-light, moderately saturated blue. In OKLCH its lightness is 66%, its chroma 0.128 and its hue 269°. Its hue sits on the cool side of the wheel. The nearest named color is Cornflower Blue (#6495ED), ΔE 0.024 away. Black text reads best on it, at 6.75:1.
| Hue family | Blues |
| Lightness | medium-light (66%) |
| Chroma | moderately saturated (0.128) |
| Temperature | cool |
| Nearest name | Cornflower Blue (#6495ED) |
| Black text | 6.75:1 |
| White text | 3.10:1 |
Values
| HEX | #738FE2 |
| RGB | rgb(115, 143, 226) |
| HSL | hsl(225, 66%, 67%) |
| OKLCH | oklch(66.5% 0.128 268.7) |
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 #738FE2 | 3.10:1 | AA large text | Lc -63.3 | Content text, not long reading |
| Black text on #738FE2 | 6.75:1 | AA | Lc 46.1 | Large or bold text, headings |
| #738FE2 text on white | 3.10:1 | AA large text | Lc 57.9 | Large or bold text, headings |
| #738FE2 text on black | 6.75:1 | AA | Lc -43.8 | Non-text elements, placeholder text |
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 500.
-
Step 50
50
#F3F5FB
oklch(97% 0.008 271.3)
-
Step 100
100
#E5EAF6
oklch(93.7% 0.017 267.8)
-
Step 200
200
#CFD9F1
oklch(88.5% 0.035 267.6)
-
Step 300
300
#B0C0EA
oklch(81% 0.062 268.6)
-
Step 400
400
#879EE0
oklch(70.7% 0.101 269)
-
Step 500
500 (this color)
#738FE2
oklch(66.5% 0.128 268.7)
-
Step 600
600
#526DC4
oklch(55.7% 0.138 268.6)
-
Step 700
700
#425AA9
oklch(49% 0.129 268.6)
-
Step 800
800
#374A89
oklch(42.7% 0.107 268.9)
-
Step 900
900
#2F3E6E
oklch(37.6% 0.085 269)
-
Step 950
950
#1C2540
oklch(27.1% 0.052 268.8)
#738FE2 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) | #6F97E5 | 0.021 |
| Deuteranopia (no green cones) | #638EE0 | 0.019 |
| Tritanopia (no blue cones) | #44A1AE | 0.115 |
| Achromatopsia (no color) | #929292 | 0.128 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #738FE2
#738FE2
oklch(66.5% 0.128 268.7)
- #B38E1D
#B38E1D
oklch(66.3% 0.128 88.7)
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 #738FE2, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cornflower Blue #6495ED ΔE 0.024
- Soft Blue #6488EA ΔE 0.031
- Perrywinkle #8F8CE7 ΔE 0.038
- Chefchaouen Blue #4895EF ΔE 0.045
- Dark Sky Blue #448EE4 ΔE 0.048
- Lavender Blue #8B88F8 ΔE 0.051
- Periwinkle Blue #8F99FB ΔE 0.058
- Faded Blue #658CBB ΔE 0.062
Use #738FE2 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.