#6677FB
Closest named color: Cornflower (#6A79F7). oklch(62.5% 0.195 273.8), rgb(102, 119, 251).
Aa
Black text reads best on this color (5.59:1).
About this color
#6677FB is a medium-light, vivid blue. In OKLCH its lightness is 62%, its chroma 0.195 and its hue 274°. Its hue sits on the cool side of the wheel. The nearest named color is Cornflower (#6A79F7), ΔE 0.010 away. Black text reads best on it, at 5.59:1.
| Hue family | Blues |
| Lightness | medium-light (62%) |
| Chroma | vivid (0.195) |
| Temperature | cool |
| Nearest name | Cornflower (#6A79F7) |
| Black text | 5.59:1 |
| White text | 3.75:1 |
Values
| HEX | #6677FB |
| RGB | rgb(102, 119, 251) |
| HSL | hsl(233, 95%, 69%) |
| OKLCH | oklch(62.5% 0.195 273.8) |
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 #6677FB | 3.75:1 | AA large text | Lc -70.2 | Content text, not long reading |
| Black text on #6677FB | 5.59:1 | AA | Lc 39.3 | Non-text elements, placeholder text |
| #6677FB text on white | 3.75:1 | AA large text | Lc 64.7 | Content text, not long reading |
| #6677FB text on black | 5.59:1 | AA | Lc -36.9 | 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
#E4E9FD
oklch(93.6% 0.028 274.7)
-
Step 200
200
#CED7FD
oklch(88.4% 0.053 274.8)
-
Step 300
300
#ADBDFF
oklch(81% 0.095 273.6)
-
Step 400
400
#8397FF
oklch(70.7% 0.153 273.6)
-
Step 500
500 (this color)
#6677FB
oklch(62.5% 0.195 273.8)
-
Step 600
600
#525DEC
oklch(55.5% 0.212 273.8)
-
Step 700
700
#434CCE
oklch(49.2% 0.198 273.5)
-
Step 800
800
#373FA6
oklch(42.7% 0.163 273.8)
-
Step 900
900
#2F3784
oklch(37.7% 0.128 274)
-
Step 950
950
#1B214D
oklch(27% 0.081 273.9)
#6677FB 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) | #238AFF | 0.064 |
| Deuteranopia (no green cones) | #007EF8 | 0.066 |
| Tritanopia (no blue cones) | #0096AE | 0.169 |
| Achromatopsia (no color) | #848484 | 0.196 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6677FB
#6677FB
oklch(62.5% 0.195 273.8)
- #A18500
#A18500
oklch(62.4% 0.128 94)
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 #6677FB, closest first.
No curated palette has a color within ΔE 0.04 of #6677FB.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cornflower #6A79F7 ΔE 0.010
- Medium Slate Blue #7B68EE ΔE 0.045
- Soft Blue #6488EA ΔE 0.052
- Clear Blue #247AFD ΔE 0.057
- Periwinkle #8E82FE ΔE 0.064
- Lavender Blue #8B88F8 ΔE 0.070
- Royal Blue #4169E1 ΔE 0.070
- Neon Blue #4361EE ΔE 0.074
Use #6677FB 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.