#649EE5
Closest named color: Cornflower Blue (#6495ED). oklch(69% 0.122 254.3), rgb(100, 158, 229).
Aa
Black text reads best on this color (7.56:1).
About this color
#649EE5 is a medium-light, moderately saturated blue. In OKLCH its lightness is 69%, its chroma 0.122 and its hue 254°. Its hue sits on the cool side of the wheel. The nearest named color is Cornflower Blue (#6495ED), ΔE 0.029 away. Black text reads best on it, at 7.56:1.
| Hue family | Blues |
| Lightness | medium-light (69%) |
| Chroma | moderately saturated (0.122) |
| Temperature | cool |
| Nearest name | Cornflower Blue (#6495ED) |
| Black text | 7.56:1 |
| White text | 2.77:1 |
Values
| HEX | #649EE5 |
| RGB | rgb(100, 158, 229) |
| HSL | hsl(213, 71%, 65%) |
| OKLCH | oklch(69% 0.122 254.3) |
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 #649EE5 | 2.77:1 | Fails | Lc -58.6 | Large or bold text, headings |
| Black text on #649EE5 | 7.56:1 | AAA | Lc 50.7 | Large or bold text, headings |
| #649EE5 text on white | 2.77:1 | Fails | Lc 53.4 | Large or bold text, headings |
| #649EE5 text on black | 7.56:1 | AAA | Lc -48.5 | 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
#F1F6FC
oklch(97.1% 0.01 252.8)
-
Step 100
100
#E0EBF9
oklch(93.6% 0.022 254.4)
-
Step 200
200
#C7DBF5
oklch(88.5% 0.042 255)
-
Step 300
300
#9FC4F1
oklch(80.9% 0.075 253.6)
-
Step 400
400 (this color)
#649EE5
oklch(69% 0.122 254.3)
-
Step 500
500
#3D8BE5
oklch(63.2% 0.156 254.1)
-
Step 600
600
#1472D3
oklch(55.6% 0.17 254.5)
-
Step 700
700
#015FB7
oklch(49.1% 0.158 254.5)
-
Step 800
800
#0A4E94
oklch(42.7% 0.131 254.5)
-
Step 900
900
#144276
oklch(37.8% 0.102 254.3)
-
Step 950
950
#0D2745
oklch(27% 0.064 254)
#649EE5 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) | #81A2E8 | 0.035 |
| Deuteranopia (no green cones) | #7096E4 | 0.023 |
| Tritanopia (no blue cones) | #00AEB7 | 0.106 |
| Achromatopsia (no color) | #9B9B9B | 0.122 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #649EE5
#649EE5
oklch(69% 0.122 254.3)
- #C88F39
#C88F39
oklch(69.1% 0.122 74.1)
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 #649EE5, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cornflower Blue #6495ED ΔE 0.029
- Chefchaouen Blue #4895EF ΔE 0.042
- Dark Sky Blue #448EE4 ΔE 0.056
- Soft Blue #6488EA ΔE 0.061
- Periwinkle Blue #8F99FB ΔE 0.063
- Perrywinkle #8F8CE7 ΔE 0.066
- Faded Blue #658CBB ΔE 0.071
- Greyblue #77A1B5 ΔE 0.077
Use #649EE5 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.