#587BFD
Closest named color: Cornflower (#6A79F7). oklch(62.6% 0.197 268.8), rgb(88, 123, 253).
Aa
Black text reads best on this color (5.66:1).
About this color
#587BFD is a medium-light, vivid blue. In OKLCH its lightness is 63%, its chroma 0.197 and its hue 269°. Its hue sits on the cool side of the wheel. The nearest named color is Cornflower (#6A79F7), ΔE 0.022 away. Black text reads best on it, at 5.66:1.
| Hue family | Blues |
| Lightness | medium-light (63%) |
| Chroma | vivid (0.197) |
| Temperature | cool |
| Nearest name | Cornflower (#6A79F7) |
| Black text | 5.66:1 |
| White text | 3.70:1 |
Values
| HEX | #587BFD |
| RGB | rgb(88, 123, 253) |
| HSL | hsl(227, 98%, 67%) |
| OKLCH | oklch(62.6% 0.197 268.8) |
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 #587BFD | 3.70:1 | AA large text | Lc -69.7 | Content text, not long reading |
| Black text on #587BFD | 5.66:1 | AA | Lc 39.8 | Non-text elements, placeholder text |
| #587BFD text on white | 3.70:1 | AA large text | Lc 64.3 | Content text, not long reading |
| #587BFD text on black | 5.66:1 | AA | Lc -37.4 | 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
#F2F5FE
oklch(97% 0.012 271.3)
-
Step 100
100
#E2EAFD
oklch(93.7% 0.027 267.5)
-
Step 200
200
#CAD9FE
oklch(88.6% 0.054 267.9)
-
Step 300
300
#A7BFFF
oklch(81% 0.095 268.4)
-
Step 400
400
#799AFF
oklch(70.6% 0.153 268.6)
-
Step 500
500 (this color)
#587BFD
oklch(62.6% 0.197 268.8)
-
Step 600
600
#4261EE
oklch(55.5% 0.214 268.8)
-
Step 700
700
#354FCF
oklch(49.1% 0.199 268.8)
-
Step 800
800
#2C42A7
oklch(42.7% 0.164 268.9)
-
Step 900
900
#263985
oklch(37.7% 0.129 268.8)
-
Step 950
950
#16224E
oklch(26.9% 0.083 268.8)
#587BFD 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) | #298DFF | 0.051 |
| Deuteranopia (no green cones) | #007EFA | 0.050 |
| Tritanopia (no blue cones) | #009AB0 | 0.164 |
| Achromatopsia (no color) | #858585 | 0.197 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #587BFD
#587BFD
oklch(62.6% 0.197 268.8)
- #A78300
#A78300
oklch(62.7% 0.128 89.2)
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 #587BFD, closest first.
No curated palette has a color within ΔE 0.04 of #587BFD.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cornflower #6A79F7 ΔE 0.022
- Clear Blue #247AFD ΔE 0.042
- Soft Blue #6488EA ΔE 0.049
- Dodger Blue #1E90FF ΔE 0.059
- Medium Slate Blue #7B68EE ΔE 0.061
- Dark Sky Blue #448EE4 ΔE 0.067
- Royal Blue #4169E1 ΔE 0.067
- Cerulean Blue #056EEE ΔE 0.072
Use #587BFD 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.