#607FD4
Closest named color: Soft Blue (#6488EA). oklch(61.2% 0.134 267.3), rgb(96, 127, 212).
Aa
Black text reads best on this color (5.48:1).
About this color
#607FD4 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 61%, its chroma 0.134 and its hue 267°. Its hue sits on the cool side of the wheel. The nearest named color is Soft Blue (#6488EA), ΔE 0.038 away. Black text reads best on it, at 5.48:1.
| Hue family | Blues |
| Lightness | medium-dark (61%) |
| Chroma | moderately saturated (0.134) |
| Temperature | cool |
| Nearest name | Soft Blue (#6488EA) |
| Black text | 5.48:1 |
| White text | 3.82:1 |
Values
| HEX | #607FD4 |
| RGB | rgb(96, 127, 212) |
| HSL | hsl(224, 57%, 60%) |
| OKLCH | oklch(61.2% 0.134 267.3) |
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 #607FD4 | 3.82:1 | AA large text | Lc -71.1 | Content text, not long reading |
| Black text on #607FD4 | 5.48:1 | AA | Lc 38.5 | Non-text elements, placeholder text |
| #607FD4 text on white | 3.82:1 | AA large text | Lc 65.6 | Content text, not long reading |
| #607FD4 text on black | 5.48:1 | AA | Lc -36.0 | 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
#F3F5FC
oklch(97.1% 0.01 273.4)
-
Step 100
100
#E4EAF7
oklch(93.6% 0.019 266)
-
Step 200
200
#CED9F2
oklch(88.5% 0.036 266.7)
-
Step 300
300
#AEC0EC
oklch(80.9% 0.066 267.5)
-
Step 400
400
#839EE3
oklch(70.6% 0.106 267.3)
-
Step 500
500 (this color)
#607FD4
oklch(61.2% 0.134 267.3)
-
Step 600
600
#4D6DC8
oklch(55.6% 0.146 267)
-
Step 700
700
#3F5AAD
oklch(49.1% 0.136 267.6)
-
Step 800
800
#344A8C
oklch(42.7% 0.112 267.6)
-
Step 900
900
#2D3F70
oklch(37.8% 0.087 267)
-
Step 950
950
#1A2541
oklch(27% 0.055 266.6)
#607FD4 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) | #5C88D7 | 0.023 |
| Deuteranopia (no green cones) | #4E7DD2 | 0.022 |
| Tritanopia (no blue cones) | #1E929F | 0.121 |
| Achromatopsia (no color) | #828282 | 0.134 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #607FD4
#607FD4
oklch(61.2% 0.134 267.3)
- #A47E00
#A47E00
oklch(61.3% 0.125 87.3)
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 #607FD4, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Soft Blue #6488EA ΔE 0.038
- Dark Sky Blue #448EE4 ΔE 0.046
- Cool Blue #4984B8 ΔE 0.055
- Windows Blue #3778BF ΔE 0.058
- Cornflower #6A79F7 ΔE 0.059
- Faded Blue #658CBB ΔE 0.059
- Water Blue #0E87CC ΔE 0.060
- Steel Blue #4682B4 ΔE 0.060
Use #607FD4 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.